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Finding the Fourth Proportional to 591.99, 887.99 and 500.42

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Solution

The fourth proportional to 591.99, 887.99 and 500.42 is: 750.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.99 : 887.99 = 500.42 : x
  2. Step 2: Convert to fraction form
    591.99/887.99 = 500.42/x
  3. Step 3: Cross multiply
    591.99x = 887.99 × 500.42
  4. Step 4: Simplify right side
    591.99x = 444,361.01
  5. Step 5: Solve for x
    x = 444,361.01/591.99
  6. Step 6: Final answer
    x = 750.62

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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.