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Finding the Fourth Proportional to 605,620.08, 908,455.20 and 226,502.80

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Solution

The fourth proportional to 605,620.08, 908,455.20 and 226,502.80 is: 339,763.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,620.08 : 908,455.20 = 226,502.80 : x
  2. Step 2: Convert to fraction form
    605,620.08/908,455.20 = 226,502.80/x
  3. Step 3: Cross multiply
    605,620.08x = 908,455.20 × 226,502.80
  4. Step 4: Simplify right side
    605,620.08x = 205,767,646,474.56
  5. Step 5: Solve for x
    x = 205,767,646,474.56/605,620.08
  6. Step 6: Final answer
    x = 339,763.58

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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.