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Finding the Third Proportional to 86,026.50 and 185,235.75

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Solution

The third proportional to 86,026.50 and 185,235.75 is: 398,857.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,026.50 : 185,235.75 = 185,235.75 : x
  2. Step 2: Convert to fraction form
    86,026.50/185,235.75 = 185,235.75/x
  3. Step 3: Cross multiply
    86,026.50x = 185,235.75 × 185,235.75
  4. Step 4: Simplify right side
    86,026.50x = 34,312,283,078.06
  5. Step 5: Solve for x
    x = 34,312,283,078.06/86,026.50
  6. Step 6: Final answer
    x = 398,857.13

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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.