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Finding the Fourth Proportional to 6,173.18, 8,511.18 and 4,493.24

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Solution

The fourth proportional to 6,173.18, 8,511.18 and 4,493.24 is: 6,194.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,173.18 : 8,511.18 = 4,493.24 : x
  2. Step 2: Convert to fraction form
    6,173.18/8,511.18 = 4,493.24/x
  3. Step 3: Cross multiply
    6,173.18x = 8,511.18 × 4,493.24
  4. Step 4: Simplify right side
    6,173.18x = 38,242,774.42
  5. Step 5: Solve for x
    x = 38,242,774.42/6,173.18
  6. Step 6: Final answer
    x = 6,194.99

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.