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Finding the Fourth Proportional to 618,244.80, 927,410.40 and 244,219.20

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Solution

The fourth proportional to 618,244.80, 927,410.40 and 244,219.20 is: 366,345.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,244.80 : 927,410.40 = 244,219.20 : x
  2. Step 2: Convert to fraction form
    618,244.80/927,410.40 = 244,219.20/x
  3. Step 3: Cross multiply
    618,244.80x = 927,410.40 × 244,219.20
  4. Step 4: Simplify right side
    618,244.80x = 226,491,425,959.68
  5. Step 5: Solve for x
    x = 226,491,425,959.68/618,244.80
  6. Step 6: Final answer
    x = 366,345.86

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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.