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Finding the Fourth Proportional to 293,235.88, 404,660.46 and 178,472.92

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Solution

The fourth proportional to 293,235.88, 404,660.46 and 178,472.92 is: 246,289.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,235.88 : 404,660.46 = 178,472.92 : x
  2. Step 2: Convert to fraction form
    293,235.88/404,660.46 = 178,472.92/x
  3. Step 3: Cross multiply
    293,235.88x = 404,660.46 × 178,472.92
  4. Step 4: Simplify right side
    293,235.88x = 72,220,933,904.74
  5. Step 5: Solve for x
    x = 72,220,933,904.74/293,235.88
  6. Step 6: Final answer
    x = 246,289.55

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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.