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Finding the Fourth Proportional to 280,777.28, 386,496.24 and 244,904.82

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Solution

The fourth proportional to 280,777.28, 386,496.24 and 244,904.82 is: 337,116.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,777.28 : 386,496.24 = 244,904.82 : x
  2. Step 2: Convert to fraction form
    280,777.28/386,496.24 = 244,904.82/x
  3. Step 3: Cross multiply
    280,777.28x = 386,496.24 × 244,904.82
  4. Step 4: Simplify right side
    280,777.28x = 94,654,792,087.88
  5. Step 5: Solve for x
    x = 94,654,792,087.88/280,777.28
  6. Step 6: Final answer
    x = 337,116.99

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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.