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Finding the Third Proportional to 788,331.38 and 1,217,433.56

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Solution

The third proportional to 788,331.38 and 1,217,433.56 is: 1,880,103.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,331.38 : 1,217,433.56 = 1,217,433.56 : x
  2. Step 2: Convert to fraction form
    788,331.38/1,217,433.56 = 1,217,433.56/x
  3. Step 3: Cross multiply
    788,331.38x = 1,217,433.56 × 1,217,433.56
  4. Step 4: Simplify right side
    788,331.38x = 1,482,144,479,101.44
  5. Step 5: Solve for x
    x = 1,482,144,479,101.44/788,331.38
  6. Step 6: Final answer
    x = 1,880,103.38

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.