Home / 356,923.50-492,531.39-195,744.30

Finding the Fourth Proportional to 356,923.50, 492,531.39 and 195,744.30

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Solution

The fourth proportional to 356,923.50, 492,531.39 and 195,744.30 is: 270,114.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,923.50 : 492,531.39 = 195,744.30 : x
  2. Step 2: Convert to fraction form
    356,923.50/492,531.39 = 195,744.30/x
  3. Step 3: Cross multiply
    356,923.50x = 492,531.39 × 195,744.30
  4. Step 4: Simplify right side
    356,923.50x = 96,410,212,163.58
  5. Step 5: Solve for x
    x = 96,410,212,163.58/356,923.50
  6. Step 6: Final answer
    x = 270,114.50

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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.