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Finding the Fourth Proportional to 1,600.04, 2,394.12 and 964.56

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Solution

The fourth proportional to 1,600.04, 2,394.12 and 964.56 is: 1,443.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600.04 : 2,394.12 = 964.56 : x
  2. Step 2: Convert to fraction form
    1,600.04/2,394.12 = 964.56/x
  3. Step 3: Cross multiply
    1,600.04x = 2,394.12 × 964.56
  4. Step 4: Simplify right side
    1,600.04x = 2,309,284.98
  5. Step 5: Solve for x
    x = 2,309,284.98/1,600.04
  6. Step 6: Final answer
    x = 1,443.26

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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.