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Finding the Third Proportional to 85,314.75 and 183,711.75

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Solution

The third proportional to 85,314.75 and 183,711.75 is: 395,594.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,314.75 : 183,711.75 = 183,711.75 : x
  2. Step 2: Convert to fraction form
    85,314.75/183,711.75 = 183,711.75/x
  3. Step 3: Cross multiply
    85,314.75x = 183,711.75 × 183,711.75
  4. Step 4: Simplify right side
    85,314.75x = 33,750,007,088.06
  5. Step 5: Solve for x
    x = 33,750,007,088.06/85,314.75
  6. Step 6: Final answer
    x = 395,594.05

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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.