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Finding the Fourth Proportional to 844.99, 1,166.08 and 471.96

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Solution

The fourth proportional to 844.99, 1,166.08 and 471.96 is: 651.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    844.99 : 1,166.08 = 471.96 : x
  2. Step 2: Convert to fraction form
    844.99/1,166.08 = 471.96/x
  3. Step 3: Cross multiply
    844.99x = 1,166.08 × 471.96
  4. Step 4: Simplify right side
    844.99x = 550,347.49
  5. Step 5: Solve for x
    x = 550,347.49/844.99
  6. Step 6: Final answer
    x = 651.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.