Home / 329,443.20-454,628.70-186,202.80

Finding the Fourth Proportional to 329,443.20, 454,628.70 and 186,202.80

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Solution

The fourth proportional to 329,443.20, 454,628.70 and 186,202.80 is: 256,958.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,443.20 : 454,628.70 = 186,202.80 : x
  2. Step 2: Convert to fraction form
    329,443.20/454,628.70 = 186,202.80/x
  3. Step 3: Cross multiply
    329,443.20x = 454,628.70 × 186,202.80
  4. Step 4: Simplify right side
    329,443.20x = 84,653,136,900.36
  5. Step 5: Solve for x
    x = 84,653,136,900.36/329,443.20
  6. Step 6: Final answer
    x = 256,958.22

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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.