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Finding the Fourth Proportional to 403,571.37, 556,932.26 and 222,283.96

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Solution

The fourth proportional to 403,571.37, 556,932.26 and 222,283.96 is: 306,753.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,571.37 : 556,932.26 = 222,283.96 : x
  2. Step 2: Convert to fraction form
    403,571.37/556,932.26 = 222,283.96/x
  3. Step 3: Cross multiply
    403,571.37x = 556,932.26 × 222,283.96
  4. Step 4: Simplify right side
    403,571.37x = 123,797,108,204.55
  5. Step 5: Solve for x
    x = 123,797,108,204.55/403,571.37
  6. Step 6: Final answer
    x = 306,753.94

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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.