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Finding the Third Proportional to 177,835 and 272,673

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Solution

The third proportional to 177,835 and 272,673 is: 418,087.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,835 : 272,673 = 272,673 : x
  2. Step 2: Convert to fraction form
    177,835/272,673 = 272,673/x
  3. Step 3: Cross multiply
    177,835x = 272,673 × 272,673
  4. Step 4: Simplify right side
    177,835x = 74,350,564,929
  5. Step 5: Solve for x
    x = 74,350,564,929/177,835
  6. Step 6: Final answer
    x = 418,087.36

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.