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Finding the Fourth Proportional to 5,497.73, 8,248.72 and 2,865.77

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Solution

The fourth proportional to 5,497.73, 8,248.72 and 2,865.77 is: 4,299.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,497.73 : 8,248.72 = 2,865.77 : x
  2. Step 2: Convert to fraction form
    5,497.73/8,248.72 = 2,865.77/x
  3. Step 3: Cross multiply
    5,497.73x = 8,248.72 × 2,865.77
  4. Step 4: Simplify right side
    5,497.73x = 23,638,934.31
  5. Step 5: Solve for x
    x = 23,638,934.31/5,497.73
  6. Step 6: Final answer
    x = 4,299.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.