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Finding the Fourth Proportional to 5,503.88, 7,594.50 and 3,516.20

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Solution

The fourth proportional to 5,503.88, 7,594.50 and 3,516.20 is: 4,851.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,503.88 : 7,594.50 = 3,516.20 : x
  2. Step 2: Convert to fraction form
    5,503.88/7,594.50 = 3,516.20/x
  3. Step 3: Cross multiply
    5,503.88x = 7,594.50 × 3,516.20
  4. Step 4: Simplify right side
    5,503.88x = 26,703,780.90
  5. Step 5: Solve for x
    x = 26,703,780.90/5,503.88
  6. Step 6: Final answer
    x = 4,851.81

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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.