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Finding the Fourth Proportional to 448,479.30, 618,906.30 and 244,528.56

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Solution

The fourth proportional to 448,479.30, 618,906.30 and 244,528.56 is: 337,452.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,479.30 : 618,906.30 = 244,528.56 : x
  2. Step 2: Convert to fraction form
    448,479.30/618,906.30 = 244,528.56/x
  3. Step 3: Cross multiply
    448,479.30x = 618,906.30 × 244,528.56
  4. Step 4: Simplify right side
    448,479.30x = 151,340,266,313.93
  5. Step 5: Solve for x
    x = 151,340,266,313.93/448,479.30
  6. Step 6: Final answer
    x = 337,452.07

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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.