Home / 436,261.67-601,795.24-261,786.75

Finding the Fourth Proportional to 436,261.67, 601,795.24 and 261,786.75

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Solution

The fourth proportional to 436,261.67, 601,795.24 and 261,786.75 is: 361,118.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,261.67 : 601,795.24 = 261,786.75 : x
  2. Step 2: Convert to fraction form
    436,261.67/601,795.24 = 261,786.75/x
  3. Step 3: Cross multiply
    436,261.67x = 601,795.24 × 261,786.75
  4. Step 4: Simplify right side
    436,261.67x = 157,542,017,133.87
  5. Step 5: Solve for x
    x = 157,542,017,133.87/436,261.67
  6. Step 6: Final answer
    x = 361,118.17

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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.