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Finding the Fourth Proportional to 360,397.35, 497,452.14 and 237,979.13

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Solution

The fourth proportional to 360,397.35, 497,452.14 and 237,979.13 is: 328,479.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,397.35 : 497,452.14 = 237,979.13 : x
  2. Step 2: Convert to fraction form
    360,397.35/497,452.14 = 237,979.13/x
  3. Step 3: Cross multiply
    360,397.35x = 497,452.14 × 237,979.13
  4. Step 4: Simplify right side
    360,397.35x = 118,383,225,006.58
  5. Step 5: Solve for x
    x = 118,383,225,006.58/360,397.35
  6. Step 6: Final answer
    x = 328,479.73

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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.