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Finding the Fourth Proportional to 277,719.60, 383,251.14 and 150,392.28

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Solution

The fourth proportional to 277,719.60, 383,251.14 and 150,392.28 is: 207,540.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,719.60 : 383,251.14 = 150,392.28 : x
  2. Step 2: Convert to fraction form
    277,719.60/383,251.14 = 150,392.28/x
  3. Step 3: Cross multiply
    277,719.60x = 383,251.14 × 150,392.28
  4. Step 4: Simplify right side
    277,719.60x = 57,638,012,757.20
  5. Step 5: Solve for x
    x = 57,638,012,757.20/277,719.60
  6. Step 6: Final answer
    x = 207,540.31

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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.