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Finding the Third Proportional to 294,652.69 and 627,942.38

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Solution

The third proportional to 294,652.69 and 627,942.38 is: 1,338,225.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,652.69 : 627,942.38 = 627,942.38 : x
  2. Step 2: Convert to fraction form
    294,652.69/627,942.38 = 627,942.38/x
  3. Step 3: Cross multiply
    294,652.69x = 627,942.38 × 627,942.38
  4. Step 4: Simplify right side
    294,652.69x = 394,311,626,320.64
  5. Step 5: Solve for x
    x = 394,311,626,320.64/294,652.69
  6. Step 6: Final answer
    x = 1,338,225.11

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.