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Finding the Third Proportional to 98,647.50 and 160,269.75

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Solution

The third proportional to 98,647.50 and 160,269.75 is: 260,385.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,647.50 : 160,269.75 = 160,269.75 : x
  2. Step 2: Convert to fraction form
    98,647.50/160,269.75 = 160,269.75/x
  3. Step 3: Cross multiply
    98,647.50x = 160,269.75 × 160,269.75
  4. Step 4: Simplify right side
    98,647.50x = 25,686,392,765.06
  5. Step 5: Solve for x
    x = 25,686,392,765.06/98,647.50
  6. Step 6: Final answer
    x = 260,385.64

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Why These Related Problems?

These problems maintain the same ratio (1.62) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.