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Finding the Fourth Proportional to 951.98, 1,426.38 and 585.99

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Solution

The fourth proportional to 951.98, 1,426.38 and 585.99 is: 878.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    951.98 : 1,426.38 = 585.99 : x
  2. Step 2: Convert to fraction form
    951.98/1,426.38 = 585.99/x
  3. Step 3: Cross multiply
    951.98x = 1,426.38 × 585.99
  4. Step 4: Simplify right side
    951.98x = 835,844.42
  5. Step 5: Solve for x
    x = 835,844.42/951.98
  6. Step 6: Final answer
    x = 878.01

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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.