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Finding the Fourth Proportional to 567,699.60, 851,404.23 and 168,247.20

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Solution

The fourth proportional to 567,699.60, 851,404.23 and 168,247.20 is: 252,327.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,699.60 : 851,404.23 = 168,247.20 : x
  2. Step 2: Convert to fraction form
    567,699.60/851,404.23 = 168,247.20/x
  3. Step 3: Cross multiply
    567,699.60x = 851,404.23 × 168,247.20
  4. Step 4: Simplify right side
    567,699.60x = 143,246,377,765.66
  5. Step 5: Solve for x
    x = 143,246,377,765.66/567,699.60
  6. Step 6: Final answer
    x = 252,327.78

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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.