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Finding the Third Proportional to 28,476 and 62,436.75

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Solution

The third proportional to 28,476 and 62,436.75 is: 136,899.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,476 : 62,436.75 = 62,436.75 : x
  2. Step 2: Convert to fraction form
    28,476/62,436.75 = 62,436.75/x
  3. Step 3: Cross multiply
    28,476x = 62,436.75 × 62,436.75
  4. Step 4: Simplify right side
    28,476x = 3,898,347,750.56
  5. Step 5: Solve for x
    x = 3,898,347,750.56/28,476
  6. Step 6: Final answer
    x = 136,899.42

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.