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Finding the Fourth Proportional to 731.10, 1,096.85 and 244.16

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Solution

The fourth proportional to 731.10, 1,096.85 and 244.16 is: 366.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    731.10 : 1,096.85 = 244.16 : x
  2. Step 2: Convert to fraction form
    731.10/1,096.85 = 244.16/x
  3. Step 3: Cross multiply
    731.10x = 1,096.85 × 244.16
  4. Step 4: Simplify right side
    731.10x = 267,806.90
  5. Step 5: Solve for x
    x = 267,806.90/731.10
  6. Step 6: Final answer
    x = 366.31

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Double scale
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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.