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Finding the Fourth Proportional to 2,371.01, 3,557.05 and 1,679.00

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Solution

The fourth proportional to 2,371.01, 3,557.05 and 1,679.00 is: 2,518.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,371.01 : 3,557.05 = 1,679.00 : x
  2. Step 2: Convert to fraction form
    2,371.01/3,557.05 = 1,679.00/x
  3. Step 3: Cross multiply
    2,371.01x = 3,557.05 × 1,679.00
  4. Step 4: Simplify right side
    2,371.01x = 5,972,264.97
  5. Step 5: Solve for x
    x = 5,972,264.97/2,371.01
  6. Step 6: Final answer
    x = 2,518.87

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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.