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Finding the Fourth Proportional to 5,562.63, 8,338.38 and 4,578.48

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Solution

The fourth proportional to 5,562.63, 8,338.38 and 4,578.48 is: 6,863.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,562.63 : 8,338.38 = 4,578.48 : x
  2. Step 2: Convert to fraction form
    5,562.63/8,338.38 = 4,578.48/x
  3. Step 3: Cross multiply
    5,562.63x = 8,338.38 × 4,578.48
  4. Step 4: Simplify right side
    5,562.63x = 38,177,106.06
  5. Step 5: Solve for x
    x = 38,177,106.06/5,562.63
  6. Step 6: Final answer
    x = 6,863.14

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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.