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Finding the Third Proportional to 60.75 and 88.88

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Solution

The third proportional to 60.75 and 88.88 is: 130.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    60.75 : 88.88 = 88.88 : x
  2. Step 2: Convert to fraction form
    60.75/88.88 = 88.88/x
  3. Step 3: Cross multiply
    60.75x = 88.88 × 88.88
  4. Step 4: Simplify right side
    60.75x = 7,898.77
  5. Step 5: Solve for x
    x = 7,898.77/60.75
  6. Step 6: Final answer
    x = 130.02

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.