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Finding the Third Proportional to 150,547.50 and 220,169.25

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Solution

The third proportional to 150,547.50 and 220,169.25 is: 321,988.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,547.50 : 220,169.25 = 220,169.25 : x
  2. Step 2: Convert to fraction form
    150,547.50/220,169.25 = 220,169.25/x
  3. Step 3: Cross multiply
    150,547.50x = 220,169.25 × 220,169.25
  4. Step 4: Simplify right side
    150,547.50x = 48,474,498,645.56
  5. Step 5: Solve for x
    x = 48,474,498,645.56/150,547.50
  6. Step 6: Final answer
    x = 321,988.07

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.