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Finding the Third Proportional to 174,888.38 and 382,399.50

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Solution

The third proportional to 174,888.38 and 382,399.50 is: 836,129.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,888.38 : 382,399.50 = 382,399.50 : x
  2. Step 2: Convert to fraction form
    174,888.38/382,399.50 = 382,399.50/x
  3. Step 3: Cross multiply
    174,888.38x = 382,399.50 × 382,399.50
  4. Step 4: Simplify right side
    174,888.38x = 146,229,377,600.25
  5. Step 5: Solve for x
    x = 146,229,377,600.25/174,888.38
  6. Step 6: Final answer
    x = 836,129.77

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.