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Finding the Fourth Proportional to 448,299.73, 618,649.67 and 244,350.64

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Solution

The fourth proportional to 448,299.73, 618,649.67 and 244,350.64 is: 337,201.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,299.73 : 618,649.67 = 244,350.64 : x
  2. Step 2: Convert to fraction form
    448,299.73/618,649.67 = 244,350.64/x
  3. Step 3: Cross multiply
    448,299.73x = 618,649.67 × 244,350.64
  4. Step 4: Simplify right side
    448,299.73x = 151,167,442,800.29
  5. Step 5: Solve for x
    x = 151,167,442,800.29/448,299.73
  6. Step 6: Final answer
    x = 337,201.73

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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.