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Finding the Fourth Proportional to 277,387.00, 382,797.23 and 156,529.73

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Solution

The fourth proportional to 277,387.00, 382,797.23 and 156,529.73 is: 216,012.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,387.00 : 382,797.23 = 156,529.73 : x
  2. Step 2: Convert to fraction form
    277,387.00/382,797.23 = 156,529.73/x
  3. Step 3: Cross multiply
    277,387.00x = 382,797.23 × 156,529.73
  4. Step 4: Simplify right side
    277,387.00x = 59,919,147,230.99
  5. Step 5: Solve for x
    x = 59,919,147,230.99/277,387.00
  6. Step 6: Final answer
    x = 216,012.82

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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.