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Finding the Fourth Proportional to 541,366.74, 747,067.05 and 299,649.78

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Solution

The fourth proportional to 541,366.74, 747,067.05 and 299,649.78 is: 413,506.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,366.74 : 747,067.05 = 299,649.78 : x
  2. Step 2: Convert to fraction form
    541,366.74/747,067.05 = 299,649.78/x
  3. Step 3: Cross multiply
    541,366.74x = 747,067.05 × 299,649.78
  4. Step 4: Simplify right side
    541,366.74x = 223,858,477,177.75
  5. Step 5: Solve for x
    x = 223,858,477,177.75/541,366.74
  6. Step 6: Final answer
    x = 413,506.15

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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.