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Finding the Fourth Proportional to 2,502.05, 3,754.89 and 1,887.48

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Solution

The fourth proportional to 2,502.05, 3,754.89 and 1,887.48 is: 2,832.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,502.05 : 3,754.89 = 1,887.48 : x
  2. Step 2: Convert to fraction form
    2,502.05/3,754.89 = 1,887.48/x
  3. Step 3: Cross multiply
    2,502.05x = 3,754.89 × 1,887.48
  4. Step 4: Simplify right side
    2,502.05x = 7,087,279.78
  5. Step 5: Solve for x
    x = 7,087,279.78/2,502.05
  6. Step 6: Final answer
    x = 2,832.59

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.