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Finding the Fourth Proportional to 6,397.86, 9,596.79 and 2,499.53

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Solution

The fourth proportional to 6,397.86, 9,596.79 and 2,499.53 is: 3,749.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,397.86 : 9,596.79 = 2,499.53 : x
  2. Step 2: Convert to fraction form
    6,397.86/9,596.79 = 2,499.53/x
  3. Step 3: Cross multiply
    6,397.86x = 9,596.79 × 2,499.53
  4. Step 4: Simplify right side
    6,397.86x = 23,987,464.51
  5. Step 5: Solve for x
    x = 23,987,464.51/6,397.86
  6. Step 6: Final answer
    x = 3,749.30

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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.