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Finding the Fourth Proportional to 277,658.76, 383,103.24 and 168,761.28

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Solution

The fourth proportional to 277,658.76, 383,103.24 and 168,761.28 is: 232,850.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,658.76 : 383,103.24 = 168,761.28 : x
  2. Step 2: Convert to fraction form
    277,658.76/383,103.24 = 168,761.28/x
  3. Step 3: Cross multiply
    277,658.76x = 383,103.24 × 168,761.28
  4. Step 4: Simplify right side
    277,658.76x = 64,652,993,154.55
  5. Step 5: Solve for x
    x = 64,652,993,154.55/277,658.76
  6. Step 6: Final answer
    x = 232,850.54

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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.