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Finding the Third Proportional to 161,869.50 and 245,062.13

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Solution

The third proportional to 161,869.50 and 245,062.13 is: 371,011.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,869.50 : 245,062.13 = 245,062.13 : x
  2. Step 2: Convert to fraction form
    161,869.50/245,062.13 = 245,062.13/x
  3. Step 3: Cross multiply
    161,869.50x = 245,062.13 × 245,062.13
  4. Step 4: Simplify right side
    161,869.50x = 60,055,445,109.52
  5. Step 5: Solve for x
    x = 60,055,445,109.52/161,869.50
  6. Step 6: Final answer
    x = 371,011.49

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.