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Finding the Fourth Proportional to 704,755.17, 1,056,788.10 and 491,625

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Solution

The fourth proportional to 704,755.17, 1,056,788.10 and 491,625 is: 737,197.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,755.17 : 1,056,788.10 = 491,625 : x
  2. Step 2: Convert to fraction form
    704,755.17/1,056,788.10 = 491,625/x
  3. Step 3: Cross multiply
    704,755.17x = 1,056,788.10 × 491,625
  4. Step 4: Simplify right side
    704,755.17x = 519,543,449,662.50
  5. Step 5: Solve for x
    x = 519,543,449,662.50/704,755.17
  6. Step 6: Final answer
    x = 737,197.07

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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.