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Finding the Fourth Proportional to 541,571.77, 747,392.40 and 299,854.34

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Solution

The fourth proportional to 541,571.77, 747,392.40 and 299,854.34 is: 413,811.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,571.77 : 747,392.40 = 299,854.34 : x
  2. Step 2: Convert to fraction form
    541,571.77/747,392.40 = 299,854.34/x
  3. Step 3: Cross multiply
    541,571.77x = 747,392.40 × 299,854.34
  4. Step 4: Simplify right side
    541,571.77x = 224,108,851,086.05
  5. Step 5: Solve for x
    x = 224,108,851,086.05/541,571.77
  6. Step 6: Final answer
    x = 413,811.92

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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.