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Finding the Fourth Proportional to 4,693.52, 6,462.60 and 4,168.64

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Solution

The fourth proportional to 4,693.52, 6,462.60 and 4,168.64 is: 5,739.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,693.52 : 6,462.60 = 4,168.64 : x
  2. Step 2: Convert to fraction form
    4,693.52/6,462.60 = 4,168.64/x
  3. Step 3: Cross multiply
    4,693.52x = 6,462.60 × 4,168.64
  4. Step 4: Simplify right side
    4,693.52x = 26,940,252.86
  5. Step 5: Solve for x
    x = 26,940,252.86/4,693.52
  6. Step 6: Final answer
    x = 5,739.88

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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.