Home / 356,360.10-491,550.39-233,860.42

Finding the Fourth Proportional to 356,360.10, 491,550.39 and 233,860.42

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Solution

The fourth proportional to 356,360.10, 491,550.39 and 233,860.42 is: 322,578.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,360.10 : 491,550.39 = 233,860.42 : x
  2. Step 2: Convert to fraction form
    356,360.10/491,550.39 = 233,860.42/x
  3. Step 3: Cross multiply
    356,360.10x = 491,550.39 × 233,860.42
  4. Step 4: Simplify right side
    356,360.10x = 114,954,180,656.56
  5. Step 5: Solve for x
    x = 114,954,180,656.56/356,360.10
  6. Step 6: Final answer
    x = 322,578.71

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1.5x scale

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.