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Finding the Fourth Proportional to 600,576.11, 828,759.56 and 328,589.85

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Solution

The fourth proportional to 600,576.11, 828,759.56 and 328,589.85 is: 453,434.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,576.11 : 828,759.56 = 328,589.85 : x
  2. Step 2: Convert to fraction form
    600,576.11/828,759.56 = 328,589.85/x
  3. Step 3: Cross multiply
    600,576.11x = 828,759.56 × 328,589.85
  4. Step 4: Simplify right side
    600,576.11x = 272,321,979,506.47
  5. Step 5: Solve for x
    x = 272,321,979,506.47/600,576.11
  6. Step 6: Final answer
    x = 453,434.59

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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.