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Finding the Third Proportional to 2,637.75 and 3,487.13

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Solution

The third proportional to 2,637.75 and 3,487.13 is: 4,610.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,637.75 : 3,487.13 = 3,487.13 : x
  2. Step 2: Convert to fraction form
    2,637.75/3,487.13 = 3,487.13/x
  3. Step 3: Cross multiply
    2,637.75x = 3,487.13 × 3,487.13
  4. Step 4: Simplify right side
    2,637.75x = 12,160,040.77
  5. Step 5: Solve for x
    x = 12,160,040.77/2,637.75
  6. Step 6: Final answer
    x = 4,610.01

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Why These Related Problems?

These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.