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Finding the Fourth Proportional to 4,394.38, 6,064.43 and 2,405.11

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Solution

The fourth proportional to 4,394.38, 6,064.43 and 2,405.11 is: 3,319.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,394.38 : 6,064.43 = 2,405.11 : x
  2. Step 2: Convert to fraction form
    4,394.38/6,064.43 = 2,405.11/x
  3. Step 3: Cross multiply
    4,394.38x = 6,064.43 × 2,405.11
  4. Step 4: Simplify right side
    4,394.38x = 14,585,609.21
  5. Step 5: Solve for x
    x = 14,585,609.21/4,394.38
  6. Step 6: Final answer
    x = 3,319.15

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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.