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Finding the Fourth Proportional to 453,658.88, 625,788.24 and 283,597.76

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Solution

The fourth proportional to 453,658.88, 625,788.24 and 283,597.76 is: 391,201.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,658.88 : 625,788.24 = 283,597.76 : x
  2. Step 2: Convert to fraction form
    453,658.88/625,788.24 = 283,597.76/x
  3. Step 3: Cross multiply
    453,658.88x = 625,788.24 × 283,597.76
  4. Step 4: Simplify right side
    453,658.88x = 177,472,143,098.34
  5. Step 5: Solve for x
    x = 177,472,143,098.34/453,658.88
  6. Step 6: Final answer
    x = 391,201.74

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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.