Home / 513,190.14-769,562.45-197,425.41

Finding the Fourth Proportional to 513,190.14, 769,562.45 and 197,425.41

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Solution

The fourth proportional to 513,190.14, 769,562.45 and 197,425.41 is: 296,052.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,190.14 : 769,562.45 = 197,425.41 : x
  2. Step 2: Convert to fraction form
    513,190.14/769,562.45 = 197,425.41/x
  3. Step 3: Cross multiply
    513,190.14x = 769,562.45 × 197,425.41
  4. Step 4: Simplify right side
    513,190.14x = 151,931,182,211.86
  5. Step 5: Solve for x
    x = 151,931,182,211.86/513,190.14
  6. Step 6: Final answer
    x = 296,052.42

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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.