Home / 263,414.31-363,208.74-194,603.36

Finding the Fourth Proportional to 263,414.31, 363,208.74 and 194,603.36

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Solution

The fourth proportional to 263,414.31, 363,208.74 and 194,603.36 is: 268,328.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,414.31 : 363,208.74 = 194,603.36 : x
  2. Step 2: Convert to fraction form
    263,414.31/363,208.74 = 194,603.36/x
  3. Step 3: Cross multiply
    263,414.31x = 363,208.74 × 194,603.36
  4. Step 4: Simplify right side
    263,414.31x = 70,681,639,369.32
  5. Step 5: Solve for x
    x = 70,681,639,369.32/263,414.31
  6. Step 6: Final answer
    x = 268,328.78

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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.