Home / 405,229.41-607,653.27-236,798.42

Finding the Fourth Proportional to 405,229.41, 607,653.27 and 236,798.42

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Solution

The fourth proportional to 405,229.41, 607,653.27 and 236,798.42 is: 355,086.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,229.41 : 607,653.27 = 236,798.42 : x
  2. Step 2: Convert to fraction form
    405,229.41/607,653.27 = 236,798.42/x
  3. Step 3: Cross multiply
    405,229.41x = 607,653.27 × 236,798.42
  4. Step 4: Simplify right side
    405,229.41x = 143,891,331,205.57
  5. Step 5: Solve for x
    x = 143,891,331,205.57/405,229.41
  6. Step 6: Final answer
    x = 355,086.10

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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.