Home / 277,965.12-383,590.24-150,640.64

Finding the Fourth Proportional to 277,965.12, 383,590.24 and 150,640.64

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Solution

The fourth proportional to 277,965.12, 383,590.24 and 150,640.64 is: 207,883.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,965.12 : 383,590.24 = 150,640.64 : x
  2. Step 2: Convert to fraction form
    277,965.12/383,590.24 = 150,640.64/x
  3. Step 3: Cross multiply
    277,965.12x = 383,590.24 × 150,640.64
  4. Step 4: Simplify right side
    277,965.12x = 57,784,279,251.35
  5. Step 5: Solve for x
    x = 57,784,279,251.35/277,965.12
  6. Step 6: Final answer
    x = 207,883.20

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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.