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Finding the Third Proportional to 120,984 and 181,596

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Solution

The third proportional to 120,984 and 181,596 is: 272,574.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,984 : 181,596 = 181,596 : x
  2. Step 2: Convert to fraction form
    120,984/181,596 = 181,596/x
  3. Step 3: Cross multiply
    120,984x = 181,596 × 181,596
  4. Step 4: Simplify right side
    120,984x = 32,977,107,216
  5. Step 5: Solve for x
    x = 32,977,107,216/120,984
  6. Step 6: Final answer
    x = 272,574.12

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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.