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Finding the Fourth Proportional to 541,334.98, 747,033.22 and 299,612.40

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Solution

The fourth proportional to 541,334.98, 747,033.22 and 299,612.40 is: 413,460.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,334.98 : 747,033.22 = 299,612.40 : x
  2. Step 2: Convert to fraction form
    541,334.98/747,033.22 = 299,612.40/x
  3. Step 3: Cross multiply
    541,334.98x = 747,033.22 × 299,612.40
  4. Step 4: Simplify right side
    541,334.98x = 223,820,415,923.93
  5. Step 5: Solve for x
    x = 223,820,415,923.93/541,334.98
  6. Step 6: Final answer
    x = 413,460.10

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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.