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Finding the Fourth Proportional to 5,958.29, 8,938.35 and 1,954.43

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Solution

The fourth proportional to 5,958.29, 8,938.35 and 1,954.43 is: 2,931.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,958.29 : 8,938.35 = 1,954.43 : x
  2. Step 2: Convert to fraction form
    5,958.29/8,938.35 = 1,954.43/x
  3. Step 3: Cross multiply
    5,958.29x = 8,938.35 × 1,954.43
  4. Step 4: Simplify right side
    5,958.29x = 17,469,368.22
  5. Step 5: Solve for x
    x = 17,469,368.22/5,958.29
  6. Step 6: Final answer
    x = 2,931.94

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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.