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Finding the Fourth Proportional to 1,736.60, 2,601.14 and 1,151.87

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Solution

The fourth proportional to 1,736.60, 2,601.14 and 1,151.87 is: 1,725.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,736.60 : 2,601.14 = 1,151.87 : x
  2. Step 2: Convert to fraction form
    1,736.60/2,601.14 = 1,151.87/x
  3. Step 3: Cross multiply
    1,736.60x = 2,601.14 × 1,151.87
  4. Step 4: Simplify right side
    1,736.60x = 2,996,156.37
  5. Step 5: Solve for x
    x = 2,996,156.37/1,736.60
  6. Step 6: Final answer
    x = 1,725.31

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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.