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Finding the Fourth Proportional to 569,358.90, 854,304.03 and 253,782.90

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Solution

The fourth proportional to 569,358.90, 854,304.03 and 253,782.90 is: 380,792.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,358.90 : 854,304.03 = 253,782.90 : x
  2. Step 2: Convert to fraction form
    569,358.90/854,304.03 = 253,782.90/x
  3. Step 3: Cross multiply
    569,358.90x = 854,304.03 × 253,782.90
  4. Step 4: Simplify right side
    569,358.90x = 216,807,754,215.09
  5. Step 5: Solve for x
    x = 216,807,754,215.09/569,358.90
  6. Step 6: Final answer
    x = 380,792.77

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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.