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Finding the Fourth Proportional to 353,737.56, 530,524.98 and 101,012.88

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Solution

The fourth proportional to 353,737.56, 530,524.98 and 101,012.88 is: 151,496.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,737.56 : 530,524.98 = 101,012.88 : x
  2. Step 2: Convert to fraction form
    353,737.56/530,524.98 = 101,012.88/x
  3. Step 3: Cross multiply
    353,737.56x = 530,524.98 × 101,012.88
  4. Step 4: Simplify right side
    353,737.56x = 53,589,856,141.74
  5. Step 5: Solve for x
    x = 53,589,856,141.74/353,737.56
  6. Step 6: Final answer
    x = 151,496.09

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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.