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Finding the Fourth Proportional to 415,654.91, 573,603.42 and 224,668.30

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Solution

The fourth proportional to 415,654.91, 573,603.42 and 224,668.30 is: 310,042.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,654.91 : 573,603.42 = 224,668.30 : x
  2. Step 2: Convert to fraction form
    415,654.91/573,603.42 = 224,668.30/x
  3. Step 3: Cross multiply
    415,654.91x = 573,603.42 × 224,668.30
  4. Step 4: Simplify right side
    415,654.91x = 128,870,505,245.59
  5. Step 5: Solve for x
    x = 128,870,505,245.59/415,654.91
  6. Step 6: Final answer
    x = 310,042.06

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1.5x scale

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.