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Finding the Third Proportional to 147,692 and 221,492

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Solution

The third proportional to 147,692 and 221,492 is: 332,169.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,692 : 221,492 = 221,492 : x
  2. Step 2: Convert to fraction form
    147,692/221,492 = 221,492/x
  3. Step 3: Cross multiply
    147,692x = 221,492 × 221,492
  4. Step 4: Simplify right side
    147,692x = 49,058,706,064
  5. Step 5: Solve for x
    x = 49,058,706,064/147,692
  6. Step 6: Final answer
    x = 332,169.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.