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Finding the Fourth Proportional to 5,738.04, 8,539.20 and 5,530.68

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Solution

The fourth proportional to 5,738.04, 8,539.20 and 5,530.68 is: 8,230.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,738.04 : 8,539.20 = 5,530.68 : x
  2. Step 2: Convert to fraction form
    5,738.04/8,539.20 = 5,530.68/x
  3. Step 3: Cross multiply
    5,738.04x = 8,539.20 × 5,530.68
  4. Step 4: Simplify right side
    5,738.04x = 47,227,582.66
  5. Step 5: Solve for x
    x = 47,227,582.66/5,738.04
  6. Step 6: Final answer
    x = 8,230.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.