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Finding the Third Proportional to 279,480.38 and 603,217.13

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Solution

The third proportional to 279,480.38 and 603,217.13 is: 1,301,955.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,480.38 : 603,217.13 = 603,217.13 : x
  2. Step 2: Convert to fraction form
    279,480.38/603,217.13 = 603,217.13/x
  3. Step 3: Cross multiply
    279,480.38x = 603,217.13 × 603,217.13
  4. Step 4: Simplify right side
    279,480.38x = 363,870,899,893.27
  5. Step 5: Solve for x
    x = 363,870,899,893.27/279,480.38
  6. Step 6: Final answer
    x = 1,301,955.10

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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.