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Finding the Third Proportional to 71,203.50 and 151,609.50

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Solution

The third proportional to 71,203.50 and 151,609.50 is: 322,813.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,203.50 : 151,609.50 = 151,609.50 : x
  2. Step 2: Convert to fraction form
    71,203.50/151,609.50 = 151,609.50/x
  3. Step 3: Cross multiply
    71,203.50x = 151,609.50 × 151,609.50
  4. Step 4: Simplify right side
    71,203.50x = 22,985,440,490.25
  5. Step 5: Solve for x
    x = 22,985,440,490.25/71,203.50
  6. Step 6: Final answer
    x = 322,813.35

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.