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Finding the Third Proportional to 28,579 and 62,437

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Solution

The third proportional to 28,579 and 62,437 is: 136,407.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,579 : 62,437 = 62,437 : x
  2. Step 2: Convert to fraction form
    28,579/62,437 = 62,437/x
  3. Step 3: Cross multiply
    28,579x = 62,437 × 62,437
  4. Step 4: Simplify right side
    28,579x = 3,898,378,969
  5. Step 5: Solve for x
    x = 3,898,378,969/28,579
  6. Step 6: Final answer
    x = 136,407.12

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.