Home / 692,279.68-955,358.40-406,006.24

Finding the Fourth Proportional to 692,279.68, 955,358.40 and 406,006.24

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Solution

The fourth proportional to 692,279.68, 955,358.40 and 406,006.24 is: 560,295.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,279.68 : 955,358.40 = 406,006.24 : x
  2. Step 2: Convert to fraction form
    692,279.68/955,358.40 = 406,006.24/x
  3. Step 3: Cross multiply
    692,279.68x = 955,358.40 × 406,006.24
  4. Step 4: Simplify right side
    692,279.68x = 387,881,471,836.42
  5. Step 5: Solve for x
    x = 387,881,471,836.42/692,279.68
  6. Step 6: Final answer
    x = 560,295.91

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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.