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Finding the Fourth Proportional to 2,964.79, 4,447.19 and 1,017.01

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Solution

The fourth proportional to 2,964.79, 4,447.19 and 1,017.01 is: 1,525.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,964.79 : 4,447.19 = 1,017.01 : x
  2. Step 2: Convert to fraction form
    2,964.79/4,447.19 = 1,017.01/x
  3. Step 3: Cross multiply
    2,964.79x = 4,447.19 × 1,017.01
  4. Step 4: Simplify right side
    2,964.79x = 4,522,836.70
  5. Step 5: Solve for x
    x = 4,522,836.70/2,964.79
  6. Step 6: Final answer
    x = 1,525.52

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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.