Home / 957,192.66-1,320,934.76-527,488.20

Finding the Fourth Proportional to 957,192.66, 1,320,934.76 and 527,488.20

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Solution

The fourth proportional to 957,192.66, 1,320,934.76 and 527,488.20 is: 727,938.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,192.66 : 1,320,934.76 = 527,488.20 : x
  2. Step 2: Convert to fraction form
    957,192.66/1,320,934.76 = 527,488.20/x
  3. Step 3: Cross multiply
    957,192.66x = 1,320,934.76 × 527,488.20
  4. Step 4: Simplify right side
    957,192.66x = 696,777,498,869.83
  5. Step 5: Solve for x
    x = 696,777,498,869.83/957,192.66
  6. Step 6: Final answer
    x = 727,938.61

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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.