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Finding the Fourth Proportional to 5,649.22, 7,793.47 and 3,409.82

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Solution

The fourth proportional to 5,649.22, 7,793.47 and 3,409.82 is: 4,704.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,649.22 : 7,793.47 = 3,409.82 : x
  2. Step 2: Convert to fraction form
    5,649.22/7,793.47 = 3,409.82/x
  3. Step 3: Cross multiply
    5,649.22x = 7,793.47 × 3,409.82
  4. Step 4: Simplify right side
    5,649.22x = 26,574,327.13
  5. Step 5: Solve for x
    x = 26,574,327.13/5,649.22
  6. Step 6: Final answer
    x = 4,704.07

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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.