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Finding the Third Proportional to 119,040 and 163,230

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Solution

The third proportional to 119,040 and 163,230 is: 223,824.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,040 : 163,230 = 163,230 : x
  2. Step 2: Convert to fraction form
    119,040/163,230 = 163,230/x
  3. Step 3: Cross multiply
    119,040x = 163,230 × 163,230
  4. Step 4: Simplify right side
    119,040x = 26,644,032,900
  5. Step 5: Solve for x
    x = 26,644,032,900/119,040
  6. Step 6: Final answer
    x = 223,824.20

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.