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Finding the Third Proportional to 45,476 and 98,458

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Solution

The third proportional to 45,476 and 98,458 is: 213,166.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,476 : 98,458 = 98,458 : x
  2. Step 2: Convert to fraction form
    45,476/98,458 = 98,458/x
  3. Step 3: Cross multiply
    45,476x = 98,458 × 98,458
  4. Step 4: Simplify right side
    45,476x = 9,693,977,764
  5. Step 5: Solve for x
    x = 9,693,977,764/45,476
  6. Step 6: Final answer
    x = 213,166.90

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.