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Finding the Fourth Proportional to 39,584,429.70, 59,376,644.55 and 39,584,429.70

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Solution

The fourth proportional to 39,584,429.70, 59,376,644.55 and 39,584,429.70 is: 59,376,644.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,584,429.70 : 59,376,644.55 = 39,584,429.70 : x
  2. Step 2: Convert to fraction form
    39,584,429.70/59,376,644.55 = 39,584,429.70/x
  3. Step 3: Cross multiply
    39,584,429.70x = 59,376,644.55 × 39,584,429.70
  4. Step 4: Simplify right side
    39,584,429.70x = 2,350,390,612,011,363
  5. Step 5: Solve for x
    x = 2,350,390,612,011,363/39,584,429.70
  6. Step 6: Final answer
    x = 59,376,644.55

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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.