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Finding the Third Proportional to 66,008 and 87,528

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Solution

The third proportional to 66,008 and 87,528 is: 116,063.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,008 : 87,528 = 87,528 : x
  2. Step 2: Convert to fraction form
    66,008/87,528 = 87,528/x
  3. Step 3: Cross multiply
    66,008x = 87,528 × 87,528
  4. Step 4: Simplify right side
    66,008x = 7,661,150,784
  5. Step 5: Solve for x
    x = 7,661,150,784/66,008
  6. Step 6: Final answer
    x = 116,063.97

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.