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Finding the Fourth Proportional to 404,125,034.20, 606,187,551.30 and 404,125,034.20

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Solution

The fourth proportional to 404,125,034.20, 606,187,551.30 and 404,125,034.20 is: 606,187,551.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,125,034.20 : 606,187,551.30 = 404,125,034.20 : x
  2. Step 2: Convert to fraction form
    404,125,034.20/606,187,551.30 = 404,125,034.20/x
  3. Step 3: Cross multiply
    404,125,034.20x = 606,187,551.30 × 404,125,034.20
  4. Step 4: Simplify right side
    404,125,034.20x = 244,975,564,900,726,720
  5. Step 5: Solve for x
    x = 244,975,564,900,726,720/404,125,034.20
  6. Step 6: Final answer
    x = 606,187,551.30

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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.