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Finding the Fourth Proportional to 448,227.76, 618,538.62 and 244,274.54

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Solution

The fourth proportional to 448,227.76, 618,538.62 and 244,274.54 is: 337,090.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,227.76 : 618,538.62 = 244,274.54 : x
  2. Step 2: Convert to fraction form
    448,227.76/618,538.62 = 244,274.54/x
  3. Step 3: Cross multiply
    448,227.76x = 618,538.62 × 244,274.54
  4. Step 4: Simplify right side
    448,227.76x = 151,093,236,872.74
  5. Step 5: Solve for x
    x = 151,093,236,872.74/448,227.76
  6. Step 6: Final answer
    x = 337,090.32

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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.