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Finding the Fourth Proportional to 2,559.71, 3,837.13 and 1,461.96

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Solution

The fourth proportional to 2,559.71, 3,837.13 and 1,461.96 is: 2,191.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,559.71 : 3,837.13 = 1,461.96 : x
  2. Step 2: Convert to fraction form
    2,559.71/3,837.13 = 1,461.96/x
  3. Step 3: Cross multiply
    2,559.71x = 3,837.13 × 1,461.96
  4. Step 4: Simplify right side
    2,559.71x = 5,609,726.92
  5. Step 5: Solve for x
    x = 5,609,726.92/2,559.71
  6. Step 6: Final answer
    x = 2,191.55

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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.