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Finding the Fourth Proportional to 277,793.58, 383,353.10 and 156,932.67

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Solution

The fourth proportional to 277,793.58, 383,353.10 and 156,932.67 is: 216,565.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,793.58 : 383,353.10 = 156,932.67 : x
  2. Step 2: Convert to fraction form
    277,793.58/383,353.10 = 156,932.67/x
  3. Step 3: Cross multiply
    277,793.58x = 383,353.10 × 156,932.67
  4. Step 4: Simplify right side
    277,793.58x = 60,160,627,659.93
  5. Step 5: Solve for x
    x = 60,160,627,659.93/277,793.58
  6. Step 6: Final answer
    x = 216,565.94

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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.