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Finding the Fourth Proportional to 4,716.46, 7,073.78 and 4,482.30

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Solution

The fourth proportional to 4,716.46, 7,073.78 and 4,482.30 is: 6,722.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,716.46 : 7,073.78 = 4,482.30 : x
  2. Step 2: Convert to fraction form
    4,716.46/7,073.78 = 4,482.30/x
  3. Step 3: Cross multiply
    4,716.46x = 7,073.78 × 4,482.30
  4. Step 4: Simplify right side
    4,716.46x = 31,706,781.68
  5. Step 5: Solve for x
    x = 31,706,781.68/4,716.46
  6. Step 6: Final answer
    x = 6,722.58

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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.