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Finding the Fourth Proportional to 618,658.60, 927,993.38 and 244,681.64

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Solution

The fourth proportional to 618,658.60, 927,993.38 and 244,681.64 is: 367,024.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,658.60 : 927,993.38 = 244,681.64 : x
  2. Step 2: Convert to fraction form
    618,658.60/927,993.38 = 244,681.64/x
  3. Step 3: Cross multiply
    618,658.60x = 927,993.38 × 244,681.64
  4. Step 4: Simplify right side
    618,658.60x = 227,062,942,127.54
  5. Step 5: Solve for x
    x = 227,062,942,127.54/618,658.60
  6. Step 6: Final answer
    x = 367,024.63

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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.