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Finding the Fourth Proportional to 4,770.66, 7,156.89 and 1,482.99

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Solution

The fourth proportional to 4,770.66, 7,156.89 and 1,482.99 is: 2,224.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,770.66 : 7,156.89 = 1,482.99 : x
  2. Step 2: Convert to fraction form
    4,770.66/7,156.89 = 1,482.99/x
  3. Step 3: Cross multiply
    4,770.66x = 7,156.89 × 1,482.99
  4. Step 4: Simplify right side
    4,770.66x = 10,613,596.30
  5. Step 5: Solve for x
    x = 10,613,596.30/4,770.66
  6. Step 6: Final answer
    x = 2,224.76

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.