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Finding the Third Proportional to 74,017.13 and 162,795.38

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Solution

The third proportional to 74,017.13 and 162,795.38 is: 358,056.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,017.13 : 162,795.38 = 162,795.38 : x
  2. Step 2: Convert to fraction form
    74,017.13/162,795.38 = 162,795.38/x
  3. Step 3: Cross multiply
    74,017.13x = 162,795.38 × 162,795.38
  4. Step 4: Simplify right side
    74,017.13x = 26,502,334,121.39
  5. Step 5: Solve for x
    x = 26,502,334,121.39/74,017.13
  6. Step 6: Final answer
    x = 358,056.79

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.