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Finding the Fourth Proportional to 488,262, 732,790.31 and 251,672.34

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Solution

The fourth proportional to 488,262, 732,790.31 and 251,672.34 is: 377,713.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,262 : 732,790.31 = 251,672.34 : x
  2. Step 2: Convert to fraction form
    488,262/732,790.31 = 251,672.34/x
  3. Step 3: Cross multiply
    488,262x = 732,790.31 × 251,672.34
  4. Step 4: Simplify right side
    488,262x = 184,423,050,788.66
  5. Step 5: Solve for x
    x = 184,423,050,788.66/488,262
  6. Step 6: Final answer
    x = 377,713.30

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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.