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Finding the Fourth Proportional to 404,892.20, 607,046.70 and 227,453.60

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Solution

The fourth proportional to 404,892.20, 607,046.70 and 227,453.60 is: 341,016.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,892.20 : 607,046.70 = 227,453.60 : x
  2. Step 2: Convert to fraction form
    404,892.20/607,046.70 = 227,453.60/x
  3. Step 3: Cross multiply
    404,892.20x = 607,046.70 × 227,453.60
  4. Step 4: Simplify right side
    404,892.20x = 138,074,957,283.12
  5. Step 5: Solve for x
    x = 138,074,957,283.12/404,892.20
  6. Step 6: Final answer
    x = 341,016.59

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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.