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Finding the Fourth Proportional to 293,656.72, 440,517.10 and 93,930.16

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Solution

The fourth proportional to 293,656.72, 440,517.10 and 93,930.16 is: 140,905.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,656.72 : 440,517.10 = 93,930.16 : x
  2. Step 2: Convert to fraction form
    293,656.72/440,517.10 = 93,930.16/x
  3. Step 3: Cross multiply
    293,656.72x = 440,517.10 × 93,930.16
  4. Step 4: Simplify right side
    293,656.72x = 41,377,841,685.74
  5. Step 5: Solve for x
    x = 41,377,841,685.74/293,656.72
  6. Step 6: Final answer
    x = 140,905.48

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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.