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Finding the Third Proportional to 324,892 and 484,644.50

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Solution

The third proportional to 324,892 and 484,644.50 is: 722,948.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,892 : 484,644.50 = 484,644.50 : x
  2. Step 2: Convert to fraction form
    324,892/484,644.50 = 484,644.50/x
  3. Step 3: Cross multiply
    324,892x = 484,644.50 × 484,644.50
  4. Step 4: Simplify right side
    324,892x = 234,880,291,380.25
  5. Step 5: Solve for x
    x = 234,880,291,380.25/324,892
  6. Step 6: Final answer
    x = 722,948.83

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.