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Finding the Fourth Proportional to 277,542.91, 383,018.49 and 170,092.18

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Solution

The fourth proportional to 277,542.91, 383,018.49 and 170,092.18 is: 234,732.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,542.91 : 383,018.49 = 170,092.18 : x
  2. Step 2: Convert to fraction form
    277,542.91/383,018.49 = 170,092.18/x
  3. Step 3: Cross multiply
    277,542.91x = 383,018.49 × 170,092.18
  4. Step 4: Simplify right side
    277,542.91x = 65,148,449,944.41
  5. Step 5: Solve for x
    x = 65,148,449,944.41/277,542.91
  6. Step 6: Final answer
    x = 234,732.89

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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.