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Finding the Fourth Proportional to 959.36, 1,437.44 and 593.60

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Solution

The fourth proportional to 959.36, 1,437.44 and 593.60 is: 889.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    959.36 : 1,437.44 = 593.60 : x
  2. Step 2: Convert to fraction form
    959.36/1,437.44 = 593.60/x
  3. Step 3: Cross multiply
    959.36x = 1,437.44 × 593.60
  4. Step 4: Simplify right side
    959.36x = 853,264.38
  5. Step 5: Solve for x
    x = 853,264.38/959.36
  6. Step 6: Final answer
    x = 889.41

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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.