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Finding the Third Proportional to 85,937.63 and 185,039.44

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Solution

The third proportional to 85,937.63 and 185,039.44 is: 398,423.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,937.63 : 185,039.44 = 185,039.44 : x
  2. Step 2: Convert to fraction form
    85,937.63/185,039.44 = 185,039.44/x
  3. Step 3: Cross multiply
    85,937.63x = 185,039.44 × 185,039.44
  4. Step 4: Simplify right side
    85,937.63x = 34,239,593,430.32
  5. Step 5: Solve for x
    x = 34,239,593,430.32/85,937.63
  6. Step 6: Final answer
    x = 398,423.78

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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.