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Finding the Fourth Proportional to 488,414.44, 732,031.17 and 251,627.95

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Solution

The fourth proportional to 488,414.44, 732,031.17 and 251,627.95 is: 377,137.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,414.44 : 732,031.17 = 251,627.95 : x
  2. Step 2: Convert to fraction form
    488,414.44/732,031.17 = 251,627.95/x
  3. Step 3: Cross multiply
    488,414.44x = 732,031.17 × 251,627.95
  4. Step 4: Simplify right side
    488,414.44x = 184,199,502,643.20
  5. Step 5: Solve for x
    x = 184,199,502,643.20/488,414.44
  6. Step 6: Final answer
    x = 377,137.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.