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Finding the Third Proportional to 172,587.38 and 370,791

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Solution

The third proportional to 172,587.38 and 370,791 is: 796,616.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,587.38 : 370,791 = 370,791 : x
  2. Step 2: Convert to fraction form
    172,587.38/370,791 = 370,791/x
  3. Step 3: Cross multiply
    172,587.38x = 370,791 × 370,791
  4. Step 4: Simplify right side
    172,587.38x = 137,485,965,681
  5. Step 5: Solve for x
    x = 137,485,965,681/172,587.38
  6. Step 6: Final answer
    x = 796,616.59

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.