Home / 454,197.11-681,401.20-154,680.29

Finding the Fourth Proportional to 454,197.11, 681,401.20 and 154,680.29

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Solution

The fourth proportional to 454,197.11, 681,401.20 and 154,680.29 is: 232,056.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,197.11 : 681,401.20 = 154,680.29 : x
  2. Step 2: Convert to fraction form
    454,197.11/681,401.20 = 154,680.29/x
  3. Step 3: Cross multiply
    454,197.11x = 681,401.20 × 154,680.29
  4. Step 4: Simplify right side
    454,197.11x = 105,399,331,815.34
  5. Step 5: Solve for x
    x = 105,399,331,815.34/454,197.11
  6. Step 6: Final answer
    x = 232,056.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.