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Finding the Fourth Proportional to 277,654.74, 383,163.57 and 150,330.30

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Solution

The fourth proportional to 277,654.74, 383,163.57 and 150,330.30 is: 207,455.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,654.74 : 383,163.57 = 150,330.30 : x
  2. Step 2: Convert to fraction form
    277,654.74/383,163.57 = 150,330.30/x
  3. Step 3: Cross multiply
    277,654.74x = 383,163.57 × 150,330.30
  4. Step 4: Simplify right side
    277,654.74x = 57,601,094,427.17
  5. Step 5: Solve for x
    x = 57,601,094,427.17/277,654.74
  6. Step 6: Final answer
    x = 207,455.83

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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.