Home / 277,725.44-383,325.89-197,178.23

Finding the Fourth Proportional to 277,725.44, 383,325.89 and 197,178.23

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Solution

The fourth proportional to 277,725.44, 383,325.89 and 197,178.23 is: 272,151.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,725.44 : 383,325.89 = 197,178.23 : x
  2. Step 2: Convert to fraction form
    277,725.44/383,325.89 = 197,178.23/x
  3. Step 3: Cross multiply
    277,725.44x = 383,325.89 × 197,178.23
  4. Step 4: Simplify right side
    277,725.44x = 75,583,520,475.80
  5. Step 5: Solve for x
    x = 75,583,520,475.80/277,725.44
  6. Step 6: Final answer
    x = 272,151.95

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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.