Home / 981,972.96-1,355,109.84-552,252.96

Finding the Fourth Proportional to 981,972.96, 1,355,109.84 and 552,252.96

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Solution

The fourth proportional to 981,972.96, 1,355,109.84 and 552,252.96 is: 762,101.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,972.96 : 1,355,109.84 = 552,252.96 : x
  2. Step 2: Convert to fraction form
    981,972.96/1,355,109.84 = 552,252.96/x
  3. Step 3: Cross multiply
    981,972.96x = 1,355,109.84 × 552,252.96
  4. Step 4: Simplify right side
    981,972.96x = 748,363,420,265.13
  5. Step 5: Solve for x
    x = 748,363,420,265.13/981,972.96
  6. Step 6: Final answer
    x = 762,101.86

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.