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Finding the Fourth Proportional to 277,821.63, 383,394.87 and 150,496.92

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Solution

The fourth proportional to 277,821.63, 383,394.87 and 150,496.92 is: 207,686.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,821.63 : 383,394.87 = 150,496.92 : x
  2. Step 2: Convert to fraction form
    277,821.63/383,394.87 = 150,496.92/x
  3. Step 3: Cross multiply
    277,821.63x = 383,394.87 × 150,496.92
  4. Step 4: Simplify right side
    277,821.63x = 57,699,747,078.80
  5. Step 5: Solve for x
    x = 57,699,747,078.80/277,821.63
  6. Step 6: Final answer
    x = 207,686.30

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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.