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Finding the Third Proportional to 161,859 and 241,815.75

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Solution

The third proportional to 161,859 and 241,815.75 is: 361,270.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,859 : 241,815.75 = 241,815.75 : x
  2. Step 2: Convert to fraction form
    161,859/241,815.75 = 241,815.75/x
  3. Step 3: Cross multiply
    161,859x = 241,815.75 × 241,815.75
  4. Step 4: Simplify right side
    161,859x = 58,474,856,948.06
  5. Step 5: Solve for x
    x = 58,474,856,948.06/161,859
  6. Step 6: Final answer
    x = 361,270.35

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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.