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Finding the Fourth Proportional to 412,925.40, 619,752.60 and 244,234.80

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Solution

The fourth proportional to 412,925.40, 619,752.60 and 244,234.80 is: 366,567.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,925.40 : 619,752.60 = 244,234.80 : x
  2. Step 2: Convert to fraction form
    412,925.40/619,752.60 = 244,234.80/x
  3. Step 3: Cross multiply
    412,925.40x = 619,752.60 × 244,234.80
  4. Step 4: Simplify right side
    412,925.40x = 151,365,152,310.48
  5. Step 5: Solve for x
    x = 151,365,152,310.48/412,925.40
  6. Step 6: Final answer
    x = 366,567.79

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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.