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Finding the Fourth Proportional to 850.93, 1,274.28 and 590.32

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Solution

The fourth proportional to 850.93, 1,274.28 and 590.32 is: 884.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    850.93 : 1,274.28 = 590.32 : x
  2. Step 2: Convert to fraction form
    850.93/1,274.28 = 590.32/x
  3. Step 3: Cross multiply
    850.93x = 1,274.28 × 590.32
  4. Step 4: Simplify right side
    850.93x = 752,232.97
  5. Step 5: Solve for x
    x = 752,232.97/850.93
  6. Step 6: Final answer
    x = 884.01

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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.