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Finding the Fourth Proportional to 304,749.60, 456,087.60 and 267,424.80

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Solution

The fourth proportional to 304,749.60, 456,087.60 and 267,424.80 is: 400,227.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,749.60 : 456,087.60 = 267,424.80 : x
  2. Step 2: Convert to fraction form
    304,749.60/456,087.60 = 267,424.80/x
  3. Step 3: Cross multiply
    304,749.60x = 456,087.60 × 267,424.80
  4. Step 4: Simplify right side
    304,749.60x = 121,969,135,212.48
  5. Step 5: Solve for x
    x = 121,969,135,212.48/304,749.60
  6. Step 6: Final answer
    x = 400,227.38

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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.