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Finding the Fourth Proportional to 3,594.80, 4,961.40 and 3,360.56

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Solution

The fourth proportional to 3,594.80, 4,961.40 and 3,360.56 is: 4,638.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,594.80 : 4,961.40 = 3,360.56 : x
  2. Step 2: Convert to fraction form
    3,594.80/4,961.40 = 3,360.56/x
  3. Step 3: Cross multiply
    3,594.80x = 4,961.40 × 3,360.56
  4. Step 4: Simplify right side
    3,594.80x = 16,673,082.38
  5. Step 5: Solve for x
    x = 16,673,082.38/3,594.80
  6. Step 6: Final answer
    x = 4,638.11

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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.