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Finding the Third Proportional to 87,336.35 and 187,122.66

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Solution

The third proportional to 87,336.35 and 187,122.66 is: 400,919.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,336.35 : 187,122.66 = 187,122.66 : x
  2. Step 2: Convert to fraction form
    87,336.35/187,122.66 = 187,122.66/x
  3. Step 3: Cross multiply
    87,336.35x = 187,122.66 × 187,122.66
  4. Step 4: Simplify right side
    87,336.35x = 35,014,888,482.06
  5. Step 5: Solve for x
    x = 35,014,888,482.06/87,336.35
  6. Step 6: Final answer
    x = 400,919.98

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.