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Finding the Third Proportional to 168,073.50 and 260,260.50

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Solution

The third proportional to 168,073.50 and 260,260.50 is: 403,011.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,073.50 : 260,260.50 = 260,260.50 : x
  2. Step 2: Convert to fraction form
    168,073.50/260,260.50 = 260,260.50/x
  3. Step 3: Cross multiply
    168,073.50x = 260,260.50 × 260,260.50
  4. Step 4: Simplify right side
    168,073.50x = 67,735,527,860.25
  5. Step 5: Solve for x
    x = 67,735,527,860.25/168,073.50
  6. Step 6: Final answer
    x = 403,011.35

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.