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Finding the Third Proportional to 70,445.32 and 156,082.89

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Solution

The third proportional to 70,445.32 and 156,082.89 is: 345,826.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,445.32 : 156,082.89 = 156,082.89 : x
  2. Step 2: Convert to fraction form
    70,445.32/156,082.89 = 156,082.89/x
  3. Step 3: Cross multiply
    70,445.32x = 156,082.89 × 156,082.89
  4. Step 4: Simplify right side
    70,445.32x = 24,361,867,526.46
  5. Step 5: Solve for x
    x = 24,361,867,526.46/70,445.32
  6. Step 6: Final answer
    x = 345,826.63

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.