Home / 541,988.67-747,943.83-300,286.29

Finding the Fourth Proportional to 541,988.67, 747,943.83 and 300,286.29

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Solution

The fourth proportional to 541,988.67, 747,943.83 and 300,286.29 is: 414,394.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,988.67 : 747,943.83 = 300,286.29 : x
  2. Step 2: Convert to fraction form
    541,988.67/747,943.83 = 300,286.29/x
  3. Step 3: Cross multiply
    541,988.67x = 747,943.83 × 300,286.29
  4. Step 4: Simplify right side
    541,988.67x = 224,597,277,839.09
  5. Step 5: Solve for x
    x = 224,597,277,839.09/541,988.67
  6. Step 6: Final answer
    x = 414,394.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.