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Finding the Third Proportional to 267,360.75 and 388,329.19

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Solution

The third proportional to 267,360.75 and 388,329.19 is: 564,030.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,360.75 : 388,329.19 = 388,329.19 : x
  2. Step 2: Convert to fraction form
    267,360.75/388,329.19 = 388,329.19/x
  3. Step 3: Cross multiply
    267,360.75x = 388,329.19 × 388,329.19
  4. Step 4: Simplify right side
    267,360.75x = 150,799,557,864.41
  5. Step 5: Solve for x
    x = 150,799,557,864.41/267,360.75
  6. Step 6: Final answer
    x = 564,030.28

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.