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Finding the Fourth Proportional to 5,951.31, 8,203.28 and 4,690.27

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Solution

The fourth proportional to 5,951.31, 8,203.28 and 4,690.27 is: 6,465.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,951.31 : 8,203.28 = 4,690.27 : x
  2. Step 2: Convert to fraction form
    5,951.31/8,203.28 = 4,690.27/x
  3. Step 3: Cross multiply
    5,951.31x = 8,203.28 × 4,690.27
  4. Step 4: Simplify right side
    5,951.31x = 38,475,584.89
  5. Step 5: Solve for x
    x = 38,475,584.89/5,951.31
  6. Step 6: Final answer
    x = 6,465.07

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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.