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Finding the Third Proportional to 181,038 and 253,222

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Solution

The third proportional to 181,038 and 253,222 is: 354,187.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,038 : 253,222 = 253,222 : x
  2. Step 2: Convert to fraction form
    181,038/253,222 = 253,222/x
  3. Step 3: Cross multiply
    181,038x = 253,222 × 253,222
  4. Step 4: Simplify right side
    181,038x = 64,121,381,284
  5. Step 5: Solve for x
    x = 64,121,381,284/181,038
  6. Step 6: Final answer
    x = 354,187.42

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.