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Finding the Fourth Proportional to 950.03, 1,422.97 and 583.71

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Solution

The fourth proportional to 950.03, 1,422.97 and 583.71 is: 874.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    950.03 : 1,422.97 = 583.71 : x
  2. Step 2: Convert to fraction form
    950.03/1,422.97 = 583.71/x
  3. Step 3: Cross multiply
    950.03x = 1,422.97 × 583.71
  4. Step 4: Simplify right side
    950.03x = 830,595.02
  5. Step 5: Solve for x
    x = 830,595.02/950.03
  6. Step 6: Final answer
    x = 874.28

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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.