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Finding the Fourth Proportional to 19,567,064.40, 27,450,577.20 and 19,567,064.40

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Solution

The fourth proportional to 19,567,064.40, 27,450,577.20 and 19,567,064.40 is: 27,450,577.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,567,064.40 : 27,450,577.20 = 19,567,064.40 : x
  2. Step 2: Convert to fraction form
    19,567,064.40/27,450,577.20 = 19,567,064.40/x
  3. Step 3: Cross multiply
    19,567,064.40x = 27,450,577.20 × 19,567,064.40
  4. Step 4: Simplify right side
    19,567,064.40x = 537,127,211,889,571.62
  5. Step 5: Solve for x
    x = 537,127,211,889,571.62/19,567,064.40
  6. Step 6: Final answer
    x = 27,450,577.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.