Home / 348,983.39-481,574.78-196,017.43

Finding the Fourth Proportional to 348,983.39, 481,574.78 and 196,017.43

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Solution

The fourth proportional to 348,983.39, 481,574.78 and 196,017.43 is: 270,491.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,983.39 : 481,574.78 = 196,017.43 : x
  2. Step 2: Convert to fraction form
    348,983.39/481,574.78 = 196,017.43/x
  3. Step 3: Cross multiply
    348,983.39x = 481,574.78 × 196,017.43
  4. Step 4: Simplify right side
    348,983.39x = 94,397,051,135.27
  5. Step 5: Solve for x
    x = 94,397,051,135.27/348,983.39
  6. Step 6: Final answer
    x = 270,491.53

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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.