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Finding the Third Proportional to 126,235 and 272,152

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Solution

The third proportional to 126,235 and 272,152 is: 586,736.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,235 : 272,152 = 272,152 : x
  2. Step 2: Convert to fraction form
    126,235/272,152 = 272,152/x
  3. Step 3: Cross multiply
    126,235x = 272,152 × 272,152
  4. Step 4: Simplify right side
    126,235x = 74,066,711,104
  5. Step 5: Solve for x
    x = 74,066,711,104/126,235
  6. Step 6: Final answer
    x = 586,736.73

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.