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Finding the Third Proportional to 86,875.50 and 187,509.75

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Solution

The third proportional to 86,875.50 and 187,509.75 is: 404,716.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,875.50 : 187,509.75 = 187,509.75 : x
  2. Step 2: Convert to fraction form
    86,875.50/187,509.75 = 187,509.75/x
  3. Step 3: Cross multiply
    86,875.50x = 187,509.75 × 187,509.75
  4. Step 4: Simplify right side
    86,875.50x = 35,159,906,345.06
  5. Step 5: Solve for x
    x = 35,159,906,345.06/86,875.50
  6. Step 6: Final answer
    x = 404,716.02

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.