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Finding the Fourth Proportional to 5,494.40, 8,243.01 and 1,598.81

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Solution

The fourth proportional to 5,494.40, 8,243.01 and 1,598.81 is: 2,398.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,494.40 : 8,243.01 = 1,598.81 : x
  2. Step 2: Convert to fraction form
    5,494.40/8,243.01 = 1,598.81/x
  3. Step 3: Cross multiply
    5,494.40x = 8,243.01 × 1,598.81
  4. Step 4: Simplify right side
    5,494.40x = 13,179,006.82
  5. Step 5: Solve for x
    x = 13,179,006.82/5,494.40
  6. Step 6: Final answer
    x = 2,398.63

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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.