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Finding the Third Proportional to 84,359.25 and 127,406.25

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Solution

The third proportional to 84,359.25 and 127,406.25 is: 192,419.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,359.25 : 127,406.25 = 127,406.25 : x
  2. Step 2: Convert to fraction form
    84,359.25/127,406.25 = 127,406.25/x
  3. Step 3: Cross multiply
    84,359.25x = 127,406.25 × 127,406.25
  4. Step 4: Simplify right side
    84,359.25x = 16,232,352,539.06
  5. Step 5: Solve for x
    x = 16,232,352,539.06/84,359.25
  6. Step 6: Final answer
    x = 192,419.36

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.