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Finding the Fourth Proportional to 5,856.72, 8,785.08 and 1,474.17

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Solution

The fourth proportional to 5,856.72, 8,785.08 and 1,474.17 is: 2,211.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,856.72 : 8,785.08 = 1,474.17 : x
  2. Step 2: Convert to fraction form
    5,856.72/8,785.08 = 1,474.17/x
  3. Step 3: Cross multiply
    5,856.72x = 8,785.08 × 1,474.17
  4. Step 4: Simplify right side
    5,856.72x = 12,950,701.38
  5. Step 5: Solve for x
    x = 12,950,701.38/5,856.72
  6. Step 6: Final answer
    x = 2,211.26

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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.