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Finding the Fourth Proportional to 529,866, 794,604.60 and 174,774.96

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Solution

The fourth proportional to 529,866, 794,604.60 and 174,774.96 is: 262,098.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,866 : 794,604.60 = 174,774.96 : x
  2. Step 2: Convert to fraction form
    529,866/794,604.60 = 174,774.96/x
  3. Step 3: Cross multiply
    529,866x = 794,604.60 × 174,774.96
  4. Step 4: Simplify right side
    529,866x = 138,876,987,180.82
  5. Step 5: Solve for x
    x = 138,876,987,180.82/529,866
  6. Step 6: Final answer
    x = 262,098.32

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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.