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Finding the Fourth Proportional to 5,572.99, 8,359.89 and 2,286.10

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Solution

The fourth proportional to 5,572.99, 8,359.89 and 2,286.10 is: 3,429.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,572.99 : 8,359.89 = 2,286.10 : x
  2. Step 2: Convert to fraction form
    5,572.99/8,359.89 = 2,286.10/x
  3. Step 3: Cross multiply
    5,572.99x = 8,359.89 × 2,286.10
  4. Step 4: Simplify right side
    5,572.99x = 19,111,544.53
  5. Step 5: Solve for x
    x = 19,111,544.53/5,572.99
  6. Step 6: Final answer
    x = 3,429.32

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Find fourth proportional to 2,786.50, 4,179.95 and 1,143.05
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.