Home / 969,659.92-1,453,814.07-429,622.66

Finding the Fourth Proportional to 969,659.92, 1,453,814.07 and 429,622.66

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Solution

The fourth proportional to 969,659.92, 1,453,814.07 and 429,622.66 is: 644,134.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,659.92 : 1,453,814.07 = 429,622.66 : x
  2. Step 2: Convert to fraction form
    969,659.92/1,453,814.07 = 429,622.66/x
  3. Step 3: Cross multiply
    969,659.92x = 1,453,814.07 × 429,622.66
  4. Step 4: Simplify right side
    969,659.92x = 624,591,467,898.83
  5. Step 5: Solve for x
    x = 624,591,467,898.83/969,659.92
  6. Step 6: Final answer
    x = 644,134.56

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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.