Home / 957,109.43-1,320,869.01-527,389.04

Finding the Fourth Proportional to 957,109.43, 1,320,869.01 and 527,389.04

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Solution

The fourth proportional to 957,109.43, 1,320,869.01 and 527,389.04 is: 727,828.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,109.43 : 1,320,869.01 = 527,389.04 : x
  2. Step 2: Convert to fraction form
    957,109.43/1,320,869.01 = 527,389.04/x
  3. Step 3: Cross multiply
    957,109.43x = 1,320,869.01 × 527,389.04
  4. Step 4: Simplify right side
    957,109.43x = 696,611,832,545.31
  5. Step 5: Solve for x
    x = 696,611,832,545.31/957,109.43
  6. Step 6: Final answer
    x = 727,828.83

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Why These Related Problems?

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