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Finding the Third Proportional to 85,875.19 and 186,522.75

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Solution

The third proportional to 85,875.19 and 186,522.75 is: 405,131.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,875.19 : 186,522.75 = 186,522.75 : x
  2. Step 2: Convert to fraction form
    85,875.19/186,522.75 = 186,522.75/x
  3. Step 3: Cross multiply
    85,875.19x = 186,522.75 × 186,522.75
  4. Step 4: Simplify right side
    85,875.19x = 34,790,736,267.56
  5. Step 5: Solve for x
    x = 34,790,736,267.56/85,875.19
  6. Step 6: Final answer
    x = 405,131.42

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.