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Finding the Fourth Proportional to 5,543.25, 7,648.02 and 3,550.33

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Solution

The fourth proportional to 5,543.25, 7,648.02 and 3,550.33 is: 4,898.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,543.25 : 7,648.02 = 3,550.33 : x
  2. Step 2: Convert to fraction form
    5,543.25/7,648.02 = 3,550.33/x
  3. Step 3: Cross multiply
    5,543.25x = 7,648.02 × 3,550.33
  4. Step 4: Simplify right side
    5,543.25x = 27,152,994.85
  5. Step 5: Solve for x
    x = 27,152,994.85/5,543.25
  6. Step 6: Final answer
    x = 4,898.39

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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.