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Finding the Third Proportional to 228,246.75 and 356,187

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Solution

The third proportional to 228,246.75 and 356,187 is: 555,842.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,246.75 : 356,187 = 356,187 : x
  2. Step 2: Convert to fraction form
    228,246.75/356,187 = 356,187/x
  3. Step 3: Cross multiply
    228,246.75x = 356,187 × 356,187
  4. Step 4: Simplify right side
    228,246.75x = 126,869,178,969
  5. Step 5: Solve for x
    x = 126,869,178,969/228,246.75
  6. Step 6: Final answer
    x = 555,842.21

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.