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Finding the Fourth Proportional to 9,651.68, 14,467.80 and 5,264.72

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Solution

The fourth proportional to 9,651.68, 14,467.80 and 5,264.72 is: 7,891.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,651.68 : 14,467.80 = 5,264.72 : x
  2. Step 2: Convert to fraction form
    9,651.68/14,467.80 = 5,264.72/x
  3. Step 3: Cross multiply
    9,651.68x = 14,467.80 × 5,264.72
  4. Step 4: Simplify right side
    9,651.68x = 76,168,916.02
  5. Step 5: Solve for x
    x = 76,168,916.02/9,651.68
  6. Step 6: Final answer
    x = 7,891.78

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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.