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Finding the Fourth Proportional to 6,433.38, 8,867.46 and 4,308.14

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Solution

The fourth proportional to 6,433.38, 8,867.46 and 4,308.14 is: 5,938.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,433.38 : 8,867.46 = 4,308.14 : x
  2. Step 2: Convert to fraction form
    6,433.38/8,867.46 = 4,308.14/x
  3. Step 3: Cross multiply
    6,433.38x = 8,867.46 × 4,308.14
  4. Step 4: Simplify right side
    6,433.38x = 38,202,259.12
  5. Step 5: Solve for x
    x = 38,202,259.12/6,433.38
  6. Step 6: Final answer
    x = 5,938.13

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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.