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Finding the Fourth Proportional to 529,755.59, 794,731.12 and 174,794.15

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Solution

The fourth proportional to 529,755.59, 794,731.12 and 174,794.15 is: 262,223.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,755.59 : 794,731.12 = 174,794.15 : x
  2. Step 2: Convert to fraction form
    529,755.59/794,731.12 = 174,794.15/x
  3. Step 3: Cross multiply
    529,755.59x = 794,731.12 × 174,794.15
  4. Step 4: Simplify right side
    529,755.59x = 138,914,346,625.29
  5. Step 5: Solve for x
    x = 138,914,346,625.29/529,755.59
  6. Step 6: Final answer
    x = 262,223.47

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1.5x scale

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.