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Finding the Third Proportional to 70,229.53 and 154,774.55

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Solution

The third proportional to 70,229.53 and 154,774.55 is: 341,098.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,229.53 : 154,774.55 = 154,774.55 : x
  2. Step 2: Convert to fraction form
    70,229.53/154,774.55 = 154,774.55/x
  3. Step 3: Cross multiply
    70,229.53x = 154,774.55 × 154,774.55
  4. Step 4: Simplify right side
    70,229.53x = 23,955,160,360.36
  5. Step 5: Solve for x
    x = 23,955,160,360.36/70,229.53
  6. Step 6: Final answer
    x = 341,098.11

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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.