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Finding the Fourth Proportional to 365,404.80, 504,230.76 and 222,144.96

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Solution

The fourth proportional to 365,404.80, 504,230.76 and 222,144.96 is: 306,543.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,404.80 : 504,230.76 = 222,144.96 : x
  2. Step 2: Convert to fraction form
    365,404.80/504,230.76 = 222,144.96/x
  3. Step 3: Cross multiply
    365,404.80x = 504,230.76 × 222,144.96
  4. Step 4: Simplify right side
    365,404.80x = 112,012,322,010.97
  5. Step 5: Solve for x
    x = 112,012,322,010.97/365,404.80
  6. Step 6: Final answer
    x = 306,543.11

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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.