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Finding the Fourth Proportional to 282,391,371.90, 423,587,057.85 and 282,391,371.90

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Solution

The fourth proportional to 282,391,371.90, 423,587,057.85 and 282,391,371.90 is: 423,587,057.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,391,371.90 : 423,587,057.85 = 282,391,371.90 : x
  2. Step 2: Convert to fraction form
    282,391,371.90/423,587,057.85 = 282,391,371.90/x
  3. Step 3: Cross multiply
    282,391,371.90x = 423,587,057.85 × 282,391,371.90
  4. Step 4: Simplify right side
    282,391,371.90x = 119,617,330,385,346,160
  5. Step 5: Solve for x
    x = 119,617,330,385,346,160/282,391,371.90
  6. Step 6: Final answer
    x = 423,587,057.85

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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.