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Finding the Fourth Proportional to 6,589.74, 9,886.02 and 2,429.76

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Solution

The fourth proportional to 6,589.74, 9,886.02 and 2,429.76 is: 3,645.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,589.74 : 9,886.02 = 2,429.76 : x
  2. Step 2: Convert to fraction form
    6,589.74/9,886.02 = 2,429.76/x
  3. Step 3: Cross multiply
    6,589.74x = 9,886.02 × 2,429.76
  4. Step 4: Simplify right side
    6,589.74x = 24,020,655.96
  5. Step 5: Solve for x
    x = 24,020,655.96/6,589.74
  6. Step 6: Final answer
    x = 3,645.16

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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.