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Finding the Third Proportional to 66,476 and 98,671

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Solution

The third proportional to 66,476 and 98,671 is: 146,458.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,476 : 98,671 = 98,671 : x
  2. Step 2: Convert to fraction form
    66,476/98,671 = 98,671/x
  3. Step 3: Cross multiply
    66,476x = 98,671 × 98,671
  4. Step 4: Simplify right side
    66,476x = 9,735,966,241
  5. Step 5: Solve for x
    x = 9,735,966,241/66,476
  6. Step 6: Final answer
    x = 146,458.36

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.