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Finding the Third Proportional to 221,073 and 473,691

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Solution

The third proportional to 221,073 and 473,691 is: 1,014,973.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,073 : 473,691 = 473,691 : x
  2. Step 2: Convert to fraction form
    221,073/473,691 = 473,691/x
  3. Step 3: Cross multiply
    221,073x = 473,691 × 473,691
  4. Step 4: Simplify right side
    221,073x = 224,383,163,481
  5. Step 5: Solve for x
    x = 224,383,163,481/221,073
  6. Step 6: Final answer
    x = 1,014,973.17

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.