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Finding the Fourth Proportional to 3,044.72, 4,567.32 and 964.89

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Solution

The fourth proportional to 3,044.72, 4,567.32 and 964.89 is: 1,447.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,044.72 : 4,567.32 = 964.89 : x
  2. Step 2: Convert to fraction form
    3,044.72/4,567.32 = 964.89/x
  3. Step 3: Cross multiply
    3,044.72x = 4,567.32 × 964.89
  4. Step 4: Simplify right side
    3,044.72x = 4,406,961.39
  5. Step 5: Solve for x
    x = 4,406,961.39/3,044.72
  6. Step 6: Final answer
    x = 1,447.41

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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.