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Finding the Fourth Proportional to 605,915.58, 908,896.45 and 226,796.40

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Solution

The fourth proportional to 605,915.58, 908,896.45 and 226,796.40 is: 340,203.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,915.58 : 908,896.45 = 226,796.40 : x
  2. Step 2: Convert to fraction form
    605,915.58/908,896.45 = 226,796.40/x
  3. Step 3: Cross multiply
    605,915.58x = 908,896.45 × 226,796.40
  4. Step 4: Simplify right side
    605,915.58x = 206,134,438,288.30
  5. Step 5: Solve for x
    x = 206,134,438,288.30/605,915.58
  6. Step 6: Final answer
    x = 340,203.23

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.