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Finding the Fourth Proportional to 3,397.47, 5,095.66 and 932.43

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Solution

The fourth proportional to 3,397.47, 5,095.66 and 932.43 is: 1,398.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,397.47 : 5,095.66 = 932.43 : x
  2. Step 2: Convert to fraction form
    3,397.47/5,095.66 = 932.43/x
  3. Step 3: Cross multiply
    3,397.47x = 5,095.66 × 932.43
  4. Step 4: Simplify right side
    3,397.47x = 4,751,346.25
  5. Step 5: Solve for x
    x = 4,751,346.25/3,397.47
  6. Step 6: Final answer
    x = 1,398.50

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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.