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Finding the Fourth Proportional to 568,852.80, 785,014.92 and 327,123.96

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Solution

The fourth proportional to 568,852.80, 785,014.92 and 327,123.96 is: 451,429.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,852.80 : 785,014.92 = 327,123.96 : x
  2. Step 2: Convert to fraction form
    568,852.80/785,014.92 = 327,123.96/x
  3. Step 3: Cross multiply
    568,852.80x = 785,014.92 × 327,123.96
  4. Step 4: Simplify right side
    568,852.80x = 256,797,189,289.48
  5. Step 5: Solve for x
    x = 256,797,189,289.48/568,852.80
  6. Step 6: Final answer
    x = 451,429.95

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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.