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Finding the Third Proportional to 28,248.21 and 60,820.62

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Solution

The third proportional to 28,248.21 and 60,820.62 is: 130,951.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,248.21 : 60,820.62 = 60,820.62 : x
  2. Step 2: Convert to fraction form
    28,248.21/60,820.62 = 60,820.62/x
  3. Step 3: Cross multiply
    28,248.21x = 60,820.62 × 60,820.62
  4. Step 4: Simplify right side
    28,248.21x = 3,699,148,203.12
  5. Step 5: Solve for x
    x = 3,699,148,203.12/28,248.21
  6. Step 6: Final answer
    x = 130,951.59

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.