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Finding the Third Proportional to 60,405.75 and 130,766.91

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Solution

The third proportional to 60,405.75 and 130,766.91 is: 283,085.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,405.75 : 130,766.91 = 130,766.91 : x
  2. Step 2: Convert to fraction form
    60,405.75/130,766.91 = 130,766.91/x
  3. Step 3: Cross multiply
    60,405.75x = 130,766.91 × 130,766.91
  4. Step 4: Simplify right side
    60,405.75x = 17,099,983,770.20
  5. Step 5: Solve for x
    x = 17,099,983,770.20/60,405.75
  6. Step 6: Final answer
    x = 283,085.36

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.