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Finding the Fourth Proportional to 5,340.03, 7,997.74 and 3,697.74

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Solution

The fourth proportional to 5,340.03, 7,997.74 and 3,697.74 is: 5,538.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,340.03 : 7,997.74 = 3,697.74 : x
  2. Step 2: Convert to fraction form
    5,340.03/7,997.74 = 3,697.74/x
  3. Step 3: Cross multiply
    5,340.03x = 7,997.74 × 3,697.74
  4. Step 4: Simplify right side
    5,340.03x = 29,573,553.86
  5. Step 5: Solve for x
    x = 29,573,553.86/5,340.03
  6. Step 6: Final answer
    x = 5,538.09

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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.