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Finding the Fourth Proportional to 2,964.65, 4,447.03 and 884.77

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Solution

The fourth proportional to 2,964.65, 4,447.03 and 884.77 is: 1,327.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,964.65 : 4,447.03 = 884.77 : x
  2. Step 2: Convert to fraction form
    2,964.65/4,447.03 = 884.77/x
  3. Step 3: Cross multiply
    2,964.65x = 4,447.03 × 884.77
  4. Step 4: Simplify right side
    2,964.65x = 3,934,598.73
  5. Step 5: Solve for x
    x = 3,934,598.73/2,964.65
  6. Step 6: Final answer
    x = 1,327.17

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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.