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Finding the Fourth Proportional to 6,159.29, 8,494.86 and 5,576.09

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Solution

The fourth proportional to 6,159.29, 8,494.86 and 5,576.09 is: 7,690.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,159.29 : 8,494.86 = 5,576.09 : x
  2. Step 2: Convert to fraction form
    6,159.29/8,494.86 = 5,576.09/x
  3. Step 3: Cross multiply
    6,159.29x = 8,494.86 × 5,576.09
  4. Step 4: Simplify right side
    6,159.29x = 47,368,033.54
  5. Step 5: Solve for x
    x = 47,368,033.54/6,159.29
  6. Step 6: Final answer
    x = 7,690.51

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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.