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Finding the Fourth Proportional to 8,863.71, 13,295.42 and 2,623.70

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Solution

The fourth proportional to 8,863.71, 13,295.42 and 2,623.70 is: 3,935.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,863.71 : 13,295.42 = 2,623.70 : x
  2. Step 2: Convert to fraction form
    8,863.71/13,295.42 = 2,623.70/x
  3. Step 3: Cross multiply
    8,863.71x = 13,295.42 × 2,623.70
  4. Step 4: Simplify right side
    8,863.71x = 34,883,113.86
  5. Step 5: Solve for x
    x = 34,883,113.86/8,863.71
  6. Step 6: Final answer
    x = 3,935.50

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Half scale
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Double scale
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Similar ratio
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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.