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Finding the Fourth Proportional to 8,565.93, 11,822.96 and 5,576.56

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Solution

The fourth proportional to 8,565.93, 11,822.96 and 5,576.56 is: 7,696.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,565.93 : 11,822.96 = 5,576.56 : x
  2. Step 2: Convert to fraction form
    8,565.93/11,822.96 = 5,576.56/x
  3. Step 3: Cross multiply
    8,565.93x = 11,822.96 × 5,576.56
  4. Step 4: Simplify right side
    8,565.93x = 65,931,358.82
  5. Step 5: Solve for x
    x = 65,931,358.82/8,565.93
  6. Step 6: Final answer
    x = 7,696.93

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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.