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Finding the Third Proportional to 180,969 and 266,184

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Solution

The third proportional to 180,969 and 266,184 is: 391,525.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,969 : 266,184 = 266,184 : x
  2. Step 2: Convert to fraction form
    180,969/266,184 = 266,184/x
  3. Step 3: Cross multiply
    180,969x = 266,184 × 266,184
  4. Step 4: Simplify right side
    180,969x = 70,853,921,856
  5. Step 5: Solve for x
    x = 70,853,921,856/180,969
  6. Step 6: Final answer
    x = 391,525.19

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.