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Finding the Third Proportional to 163,901.25 and 247,359.38

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Solution

The third proportional to 163,901.25 and 247,359.38 is: 373,314.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,901.25 : 247,359.38 = 247,359.38 : x
  2. Step 2: Convert to fraction form
    163,901.25/247,359.38 = 247,359.38/x
  3. Step 3: Cross multiply
    163,901.25x = 247,359.38 × 247,359.38
  4. Step 4: Simplify right side
    163,901.25x = 61,186,660,400.39
  5. Step 5: Solve for x
    x = 61,186,660,400.39/163,901.25
  6. Step 6: Final answer
    x = 373,314.18

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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.