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Finding the Third Proportional to 86,366.25 and 130,875.75

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Solution

The third proportional to 86,366.25 and 130,875.75 is: 198,323.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,366.25 : 130,875.75 = 130,875.75 : x
  2. Step 2: Convert to fraction form
    86,366.25/130,875.75 = 130,875.75/x
  3. Step 3: Cross multiply
    86,366.25x = 130,875.75 × 130,875.75
  4. Step 4: Simplify right side
    86,366.25x = 17,128,461,938.06
  5. Step 5: Solve for x
    x = 17,128,461,938.06/86,366.25
  6. Step 6: Final answer
    x = 198,323.56

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.