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Finding the Fourth Proportional to 277,979.52, 383,601.42 and 150,652.38

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Solution

The fourth proportional to 277,979.52, 383,601.42 and 150,652.38 is: 207,894.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,979.52 : 383,601.42 = 150,652.38 : x
  2. Step 2: Convert to fraction form
    277,979.52/383,601.42 = 150,652.38/x
  3. Step 3: Cross multiply
    277,979.52x = 383,601.42 × 150,652.38
  4. Step 4: Simplify right side
    277,979.52x = 57,790,466,894.38
  5. Step 5: Solve for x
    x = 57,790,466,894.38/277,979.52
  6. Step 6: Final answer
    x = 207,894.69

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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.