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Finding the Fourth Proportional to 365,309.32, 504,282.08 and 222,115.12

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Solution

The fourth proportional to 365,309.32, 504,282.08 and 222,115.12 is: 306,613.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,309.32 : 504,282.08 = 222,115.12 : x
  2. Step 2: Convert to fraction form
    365,309.32/504,282.08 = 222,115.12/x
  3. Step 3: Cross multiply
    365,309.32x = 504,282.08 × 222,115.12
  4. Step 4: Simplify right side
    365,309.32x = 112,008,674,713.05
  5. Step 5: Solve for x
    x = 112,008,674,713.05/365,309.32
  6. Step 6: Final answer
    x = 306,613.24

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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.