Home / 957,123.29-1,320,857.93-527,431.14

Finding the Fourth Proportional to 957,123.29, 1,320,857.93 and 527,431.14

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Solution

The fourth proportional to 957,123.29, 1,320,857.93 and 527,431.14 is: 727,870.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,123.29 : 1,320,857.93 = 527,431.14 : x
  2. Step 2: Convert to fraction form
    957,123.29/1,320,857.93 = 527,431.14/x
  3. Step 3: Cross multiply
    957,123.29x = 1,320,857.93 × 527,431.14
  4. Step 4: Simplify right side
    957,123.29x = 696,661,605,116.52
  5. Step 5: Solve for x
    x = 696,661,605,116.52/957,123.29
  6. Step 6: Final answer
    x = 727,870.29

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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.