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Finding the Fourth Proportional to 529,421.52, 794,230.68 and 174,460.48

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Solution

The fourth proportional to 529,421.52, 794,230.68 and 174,460.48 is: 261,723.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,421.52 : 794,230.68 = 174,460.48 : x
  2. Step 2: Convert to fraction form
    529,421.52/794,230.68 = 174,460.48/x
  3. Step 3: Cross multiply
    529,421.52x = 794,230.68 × 174,460.48
  4. Step 4: Simplify right side
    529,421.52x = 138,561,865,663.53
  5. Step 5: Solve for x
    x = 138,561,865,663.53/529,421.52
  6. Step 6: Final answer
    x = 261,723.15

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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.