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Finding the Fourth Proportional to 5,799.54, 8,703.39 and 3,609.78

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Solution

The fourth proportional to 5,799.54, 8,703.39 and 3,609.78 is: 5,417.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,799.54 : 8,703.39 = 3,609.78 : x
  2. Step 2: Convert to fraction form
    5,799.54/8,703.39 = 3,609.78/x
  3. Step 3: Cross multiply
    5,799.54x = 8,703.39 × 3,609.78
  4. Step 4: Simplify right side
    5,799.54x = 31,417,323.15
  5. Step 5: Solve for x
    x = 31,417,323.15/5,799.54
  6. Step 6: Final answer
    x = 5,417.21

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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.