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Finding the Third Proportional to 28,476 and 60,617

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Solution

The third proportional to 28,476 and 60,617 is: 129,035.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,476 : 60,617 = 60,617 : x
  2. Step 2: Convert to fraction form
    28,476/60,617 = 60,617/x
  3. Step 3: Cross multiply
    28,476x = 60,617 × 60,617
  4. Step 4: Simplify right side
    28,476x = 3,674,420,689
  5. Step 5: Solve for x
    x = 3,674,420,689/28,476
  6. Step 6: Final answer
    x = 129,035.70

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.