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Finding the Third Proportional to 45,988 and 66,984

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Solution

The third proportional to 45,988 and 66,984 is: 97,565.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,988 : 66,984 = 66,984 : x
  2. Step 2: Convert to fraction form
    45,988/66,984 = 66,984/x
  3. Step 3: Cross multiply
    45,988x = 66,984 × 66,984
  4. Step 4: Simplify right side
    45,988x = 4,486,856,256
  5. Step 5: Solve for x
    x = 4,486,856,256/45,988
  6. Step 6: Final answer
    x = 97,565.81

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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.