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Finding the Third Proportional to 40,257 and 88,479

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Solution

The third proportional to 40,257 and 88,479 is: 194,463.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,257 : 88,479 = 88,479 : x
  2. Step 2: Convert to fraction form
    40,257/88,479 = 88,479/x
  3. Step 3: Cross multiply
    40,257x = 88,479 × 88,479
  4. Step 4: Simplify right side
    40,257x = 7,828,533,441
  5. Step 5: Solve for x
    x = 7,828,533,441/40,257
  6. Step 6: Final answer
    x = 194,463.91

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.