Home / 611,772.23-844,380.61-339,933.53

Finding the Fourth Proportional to 611,772.23, 844,380.61 and 339,933.53

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Solution

The fourth proportional to 611,772.23, 844,380.61 and 339,933.53 is: 469,183.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,772.23 : 844,380.61 = 339,933.53 : x
  2. Step 2: Convert to fraction form
    611,772.23/844,380.61 = 339,933.53/x
  3. Step 3: Cross multiply
    611,772.23x = 844,380.61 × 339,933.53
  4. Step 4: Simplify right side
    611,772.23x = 287,033,276,349.12
  5. Step 5: Solve for x
    x = 287,033,276,349.12/611,772.23
  6. Step 6: Final answer
    x = 469,183.24

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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.