Home / 356,150.39-491,485.74-195,002.51

Finding the Fourth Proportional to 356,150.39, 491,485.74 and 195,002.51

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Solution

The fourth proportional to 356,150.39, 491,485.74 and 195,002.51 is: 269,102.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,150.39 : 491,485.74 = 195,002.51 : x
  2. Step 2: Convert to fraction form
    356,150.39/491,485.74 = 195,002.51/x
  3. Step 3: Cross multiply
    356,150.39x = 491,485.74 × 195,002.51
  4. Step 4: Simplify right side
    356,150.39x = 95,840,952,680.48
  5. Step 5: Solve for x
    x = 95,840,952,680.48/356,150.39
  6. Step 6: Final answer
    x = 269,102.48

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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.