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Finding the Third Proportional to 86,808.94 and 130,444.31

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Solution

The third proportional to 86,808.94 and 130,444.31 is: 196,013.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,808.94 : 130,444.31 = 130,444.31 : x
  2. Step 2: Convert to fraction form
    86,808.94/130,444.31 = 130,444.31/x
  3. Step 3: Cross multiply
    86,808.94x = 130,444.31 × 130,444.31
  4. Step 4: Simplify right side
    86,808.94x = 17,015,718,663.60
  5. Step 5: Solve for x
    x = 17,015,718,663.60/86,808.94
  6. Step 6: Final answer
    x = 196,013.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.