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Finding the Fourth Proportional to 5,954.27, 8,931.40 and 1,572.08

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Solution

The fourth proportional to 5,954.27, 8,931.40 and 1,572.08 is: 2,358.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,954.27 : 8,931.40 = 1,572.08 : x
  2. Step 2: Convert to fraction form
    5,954.27/8,931.40 = 1,572.08/x
  3. Step 3: Cross multiply
    5,954.27x = 8,931.40 × 1,572.08
  4. Step 4: Simplify right side
    5,954.27x = 14,040,826.72
  5. Step 5: Solve for x
    x = 14,040,826.72/5,954.27
  6. Step 6: Final answer
    x = 2,358.11

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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.