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Finding the Fourth Proportional to 1,737.66, 2,397.87 and 951.57

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Solution

The fourth proportional to 1,737.66, 2,397.87 and 951.57 is: 1,313.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,737.66 : 2,397.87 = 951.57 : x
  2. Step 2: Convert to fraction form
    1,737.66/2,397.87 = 951.57/x
  3. Step 3: Cross multiply
    1,737.66x = 2,397.87 × 951.57
  4. Step 4: Simplify right side
    1,737.66x = 2,281,741.16
  5. Step 5: Solve for x
    x = 2,281,741.16/1,737.66
  6. Step 6: Final answer
    x = 1,313.11

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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.