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Finding the Fourth Proportional to 5,951.66, 8,924.61 and 1,790.90

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Solution

The fourth proportional to 5,951.66, 8,924.61 and 1,790.90 is: 2,685.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,951.66 : 8,924.61 = 1,790.90 : x
  2. Step 2: Convert to fraction form
    5,951.66/8,924.61 = 1,790.90/x
  3. Step 3: Cross multiply
    5,951.66x = 8,924.61 × 1,790.90
  4. Step 4: Simplify right side
    5,951.66x = 15,983,036.07
  5. Step 5: Solve for x
    x = 15,983,036.07/5,951.66
  6. Step 6: Final answer
    x = 2,685.47

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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.