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Finding the Fourth Proportional to 1,737.57, 2,601.68 and 914.10

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Solution

The fourth proportional to 1,737.57, 2,601.68 and 914.10 is: 1,368.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,737.57 : 2,601.68 = 914.10 : x
  2. Step 2: Convert to fraction form
    1,737.57/2,601.68 = 914.10/x
  3. Step 3: Cross multiply
    1,737.57x = 2,601.68 × 914.10
  4. Step 4: Simplify right side
    1,737.57x = 2,378,191.12
  5. Step 5: Solve for x
    x = 2,378,191.12/1,737.57
  6. Step 6: Final answer
    x = 1,368.69

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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.