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Finding the Fourth Proportional to 333,228.06, 459,786.78 and 197,193.92

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Solution

The fourth proportional to 333,228.06, 459,786.78 and 197,193.92 is: 272,087.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,228.06 : 459,786.78 = 197,193.92 : x
  2. Step 2: Convert to fraction form
    333,228.06/459,786.78 = 197,193.92/x
  3. Step 3: Cross multiply
    333,228.06x = 459,786.78 × 197,193.92
  4. Step 4: Simplify right side
    333,228.06x = 90,667,158,661.84
  5. Step 5: Solve for x
    x = 90,667,158,661.84/333,228.06
  6. Step 6: Final answer
    x = 272,087.41

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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.