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Finding the Fourth Proportional to 1,295,071,301.90, 1,942,606,952.85 and 881,822,780.30

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Solution

The fourth proportional to 1,295,071,301.90, 1,942,606,952.85 and 881,822,780.30 is: 1,322,734,170.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,071,301.90 : 1,942,606,952.85 = 881,822,780.30 : x
  2. Step 2: Convert to fraction form
    1,295,071,301.90/1,942,606,952.85 = 881,822,780.30/x
  3. Step 3: Cross multiply
    1,295,071,301.90x = 1,942,606,952.85 × 881,822,780.30
  4. Step 4: Simplify right side
    1,295,071,301.90x = 1,713,035,064,192,297,728
  5. Step 5: Solve for x
    x = 1,713,035,064,192,297,728/1,295,071,301.90
  6. Step 6: Final answer
    x = 1,322,734,170.45

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.