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Finding the Third Proportional to 181,168.50 and 266,212.50

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Solution

The third proportional to 181,168.50 and 266,212.50 is: 391,177.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,168.50 : 266,212.50 = 266,212.50 : x
  2. Step 2: Convert to fraction form
    181,168.50/266,212.50 = 266,212.50/x
  3. Step 3: Cross multiply
    181,168.50x = 266,212.50 × 266,212.50
  4. Step 4: Simplify right side
    181,168.50x = 70,869,095,156.25
  5. Step 5: Solve for x
    x = 70,869,095,156.25/181,168.50
  6. Step 6: Final answer
    x = 391,177.80

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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.