Home / 277,185.32-382,515.71-149,860.92

Finding the Fourth Proportional to 277,185.32, 382,515.71 and 149,860.92

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Solution

The fourth proportional to 277,185.32, 382,515.71 and 149,860.92 is: 206,808.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,185.32 : 382,515.71 = 149,860.92 : x
  2. Step 2: Convert to fraction form
    277,185.32/382,515.71 = 149,860.92/x
  3. Step 3: Cross multiply
    277,185.32x = 382,515.71 × 149,860.92
  4. Step 4: Simplify right side
    277,185.32x = 57,324,156,215.05
  5. Step 5: Solve for x
    x = 57,324,156,215.05/277,185.32
  6. Step 6: Final answer
    x = 206,808.05

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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.