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Finding the Fourth Proportional to 6,153.99, 8,494.57 and 4,003.44

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Solution

The fourth proportional to 6,153.99, 8,494.57 and 4,003.44 is: 5,526.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,153.99 : 8,494.57 = 4,003.44 : x
  2. Step 2: Convert to fraction form
    6,153.99/8,494.57 = 4,003.44/x
  3. Step 3: Cross multiply
    6,153.99x = 8,494.57 × 4,003.44
  4. Step 4: Simplify right side
    6,153.99x = 34,007,474.47
  5. Step 5: Solve for x
    x = 34,007,474.47/6,153.99
  6. Step 6: Final answer
    x = 5,526.09

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Half scale
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Double scale
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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.