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Finding the Third Proportional to 28,325 and 62,225.50

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Solution

The third proportional to 28,325 and 62,225.50 is: 136,699.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,325 : 62,225.50 = 62,225.50 : x
  2. Step 2: Convert to fraction form
    28,325/62,225.50 = 62,225.50/x
  3. Step 3: Cross multiply
    28,325x = 62,225.50 × 62,225.50
  4. Step 4: Simplify right side
    28,325x = 3,872,012,850.25
  5. Step 5: Solve for x
    x = 3,872,012,850.25/28,325
  6. Step 6: Final answer
    x = 136,699.48

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.