Home / 913,960.70-1,371,177.60-535,201.46

Finding the Fourth Proportional to 913,960.70, 1,371,177.60 and 535,201.46

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Solution

The fourth proportional to 913,960.70, 1,371,177.60 and 535,201.46 is: 802,940.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,960.70 : 1,371,177.60 = 535,201.46 : x
  2. Step 2: Convert to fraction form
    913,960.70/1,371,177.60 = 535,201.46/x
  3. Step 3: Cross multiply
    913,960.70x = 1,371,177.60 × 535,201.46
  4. Step 4: Simplify right side
    913,960.70x = 733,856,253,439.30
  5. Step 5: Solve for x
    x = 733,856,253,439.30/913,960.70
  6. Step 6: Final answer
    x = 802,940.71

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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.