Home / 304,002.36-419,420.97-196,708.14

Finding the Fourth Proportional to 304,002.36, 419,420.97 and 196,708.14

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Solution

The fourth proportional to 304,002.36, 419,420.97 and 196,708.14 is: 271,391.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,002.36 : 419,420.97 = 196,708.14 : x
  2. Step 2: Convert to fraction form
    304,002.36/419,420.97 = 196,708.14/x
  3. Step 3: Cross multiply
    304,002.36x = 419,420.97 × 196,708.14
  4. Step 4: Simplify right side
    304,002.36x = 82,503,518,885.70
  5. Step 5: Solve for x
    x = 82,503,518,885.70/304,002.36
  6. Step 6: Final answer
    x = 271,391.05

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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.