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Finding the Fourth Proportional to 6,699.31, 10,048.96 and 4,230.73

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Solution

The fourth proportional to 6,699.31, 10,048.96 and 4,230.73 is: 6,346.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,699.31 : 10,048.96 = 4,230.73 : x
  2. Step 2: Convert to fraction form
    6,699.31/10,048.96 = 4,230.73/x
  3. Step 3: Cross multiply
    6,699.31x = 10,048.96 × 4,230.73
  4. Step 4: Simplify right side
    6,699.31x = 42,514,454.39
  5. Step 5: Solve for x
    x = 42,514,454.39/6,699.31
  6. Step 6: Final answer
    x = 6,346.10

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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.