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Finding the Fourth Proportional to 959.45, 1,437.08 and 466.29

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Solution

The fourth proportional to 959.45, 1,437.08 and 466.29 is: 698.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    959.45 : 1,437.08 = 466.29 : x
  2. Step 2: Convert to fraction form
    959.45/1,437.08 = 466.29/x
  3. Step 3: Cross multiply
    959.45x = 1,437.08 × 466.29
  4. Step 4: Simplify right side
    959.45x = 670,093.70
  5. Step 5: Solve for x
    x = 670,093.70/959.45
  6. Step 6: Final answer
    x = 698.42

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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.