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Finding the Fourth Proportional to 332,415.20, 498,622.80 and 296,472.80

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Solution

The fourth proportional to 332,415.20, 498,622.80 and 296,472.80 is: 444,709.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,415.20 : 498,622.80 = 296,472.80 : x
  2. Step 2: Convert to fraction form
    332,415.20/498,622.80 = 296,472.80/x
  3. Step 3: Cross multiply
    332,415.20x = 498,622.80 × 296,472.80
  4. Step 4: Simplify right side
    332,415.20x = 147,828,097,659.84
  5. Step 5: Solve for x
    x = 147,828,097,659.84/332,415.20
  6. Step 6: Final answer
    x = 444,709.20

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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.