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Finding the Fourth Proportional to 4,591, 6,886.48 and 1,304.09

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Solution

The fourth proportional to 4,591, 6,886.48 and 1,304.09 is: 1,956.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,591 : 6,886.48 = 1,304.09 : x
  2. Step 2: Convert to fraction form
    4,591/6,886.48 = 1,304.09/x
  3. Step 3: Cross multiply
    4,591x = 6,886.48 × 1,304.09
  4. Step 4: Simplify right side
    4,591x = 8,980,589.70
  5. Step 5: Solve for x
    x = 8,980,589.70/4,591
  6. Step 6: Final answer
    x = 1,956.13

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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.