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Finding the Third Proportional to 28,440.50 and 62,065

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Solution

The third proportional to 28,440.50 and 62,065 is: 135,442.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,440.50 : 62,065 = 62,065 : x
  2. Step 2: Convert to fraction form
    28,440.50/62,065 = 62,065/x
  3. Step 3: Cross multiply
    28,440.50x = 62,065 × 62,065
  4. Step 4: Simplify right side
    28,440.50x = 3,852,064,225
  5. Step 5: Solve for x
    x = 3,852,064,225/28,440.50
  6. Step 6: Final answer
    x = 135,442.92

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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.