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Finding the Fourth Proportional to 4,567.15, 6,850.73 and 4,243.15

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Solution

The fourth proportional to 4,567.15, 6,850.73 and 4,243.15 is: 6,364.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,567.15 : 6,850.73 = 4,243.15 : x
  2. Step 2: Convert to fraction form
    4,567.15/6,850.73 = 4,243.15/x
  3. Step 3: Cross multiply
    4,567.15x = 6,850.73 × 4,243.15
  4. Step 4: Simplify right side
    4,567.15x = 29,068,653.78
  5. Step 5: Solve for x
    x = 29,068,653.78/4,567.15
  6. Step 6: Final answer
    x = 6,364.73

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Half 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.