Home / 356,821.80-492,420.84-195,667.23

Finding the Fourth Proportional to 356,821.80, 492,420.84 and 195,667.23

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Solution

The fourth proportional to 356,821.80, 492,420.84 and 195,667.23 is: 270,024.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,821.80 : 492,420.84 = 195,667.23 : x
  2. Step 2: Convert to fraction form
    356,821.80/492,420.84 = 195,667.23/x
  3. Step 3: Cross multiply
    356,821.80x = 492,420.84 × 195,667.23
  4. Step 4: Simplify right side
    356,821.80x = 96,350,621,757.07
  5. Step 5: Solve for x
    x = 96,350,621,757.07/356,821.80
  6. Step 6: Final answer
    x = 270,024.48

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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.