Home / 366,621.56-505,937.07-205,476.56

Finding the Fourth Proportional to 366,621.56, 505,937.07 and 205,476.56

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Solution

The fourth proportional to 366,621.56, 505,937.07 and 205,476.56 is: 283,557.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,621.56 : 505,937.07 = 205,476.56 : x
  2. Step 2: Convert to fraction form
    366,621.56/505,937.07 = 205,476.56/x
  3. Step 3: Cross multiply
    366,621.56x = 505,937.07 × 205,476.56
  4. Step 4: Simplify right side
    366,621.56x = 103,958,208,720.08
  5. Step 5: Solve for x
    x = 103,958,208,720.08/366,621.56
  6. Step 6: Final answer
    x = 283,557.27

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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.