Home / 965,792.20-1,332,807.78-536,099.80

Finding the Fourth Proportional to 965,792.20, 1,332,807.78 and 536,099.80

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Solution

The fourth proportional to 965,792.20, 1,332,807.78 and 536,099.80 is: 739,825.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,792.20 : 1,332,807.78 = 536,099.80 : x
  2. Step 2: Convert to fraction form
    965,792.20/1,332,807.78 = 536,099.80/x
  3. Step 3: Cross multiply
    965,792.20x = 1,332,807.78 × 536,099.80
  4. Step 4: Simplify right side
    965,792.20x = 714,517,984,296.44
  5. Step 5: Solve for x
    x = 714,517,984,296.44/965,792.20
  6. Step 6: Final answer
    x = 739,825.80

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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.