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Finding the Fourth Proportional to 6,557.76, 9,049.02 and 3,904.82

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Solution

The fourth proportional to 6,557.76, 9,049.02 and 3,904.82 is: 5,388.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,557.76 : 9,049.02 = 3,904.82 : x
  2. Step 2: Convert to fraction form
    6,557.76/9,049.02 = 3,904.82/x
  3. Step 3: Cross multiply
    6,557.76x = 9,049.02 × 3,904.82
  4. Step 4: Simplify right side
    6,557.76x = 35,334,794.28
  5. Step 5: Solve for x
    x = 35,334,794.28/6,557.76
  6. Step 6: Final answer
    x = 5,388.24

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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.