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Finding the Fourth Proportional to 1,737.09, 2,397.20 and 951.12

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Solution

The fourth proportional to 1,737.09, 2,397.20 and 951.12 is: 1,312.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,737.09 : 2,397.20 = 951.12 : x
  2. Step 2: Convert to fraction form
    1,737.09/2,397.20 = 951.12/x
  3. Step 3: Cross multiply
    1,737.09x = 2,397.20 × 951.12
  4. Step 4: Simplify right side
    1,737.09x = 2,280,020.11
  5. Step 5: Solve for x
    x = 2,280,020.11/1,737.09
  6. Step 6: Final answer
    x = 1,312.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.