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Finding the Fourth Proportional to 293,191.30, 440,046.15 and 251,200.90

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Solution

The fourth proportional to 293,191.30, 440,046.15 and 251,200.90 is: 377,023.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,191.30 : 440,046.15 = 251,200.90 : x
  2. Step 2: Convert to fraction form
    293,191.30/440,046.15 = 251,200.90/x
  3. Step 3: Cross multiply
    293,191.30x = 440,046.15 × 251,200.90
  4. Step 4: Simplify right side
    293,191.30x = 110,539,988,921.54
  5. Step 5: Solve for x
    x = 110,539,988,921.54/293,191.30
  6. Step 6: Final answer
    x = 377,023.43

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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.