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Finding the Fourth Proportional to 397,032.30, 594,564.30 and 254,658.60

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Solution

The fourth proportional to 397,032.30, 594,564.30 and 254,658.60 is: 381,356.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,032.30 : 594,564.30 = 254,658.60 : x
  2. Step 2: Convert to fraction form
    397,032.30/594,564.30 = 254,658.60/x
  3. Step 3: Cross multiply
    397,032.30x = 594,564.30 × 254,658.60
  4. Step 4: Simplify right side
    397,032.30x = 151,410,912,247.98
  5. Step 5: Solve for x
    x = 151,410,912,247.98/397,032.30
  6. Step 6: Final answer
    x = 381,356.66

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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.