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Finding the Fourth Proportional to 473,627.52, 653,605.20 and 258,767.53

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Solution

The fourth proportional to 473,627.52, 653,605.20 and 258,767.53 is: 357,098.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,627.52 : 653,605.20 = 258,767.53 : x
  2. Step 2: Convert to fraction form
    473,627.52/653,605.20 = 258,767.53/x
  3. Step 3: Cross multiply
    473,627.52x = 653,605.20 × 258,767.53
  4. Step 4: Simplify right side
    473,627.52x = 169,131,801,565.14
  5. Step 5: Solve for x
    x = 169,131,801,565.14/473,627.52
  6. Step 6: Final answer
    x = 357,098.76

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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.