Home / 644,512.29-966,817.64-195,270.37

Finding the Fourth Proportional to 644,512.29, 966,817.64 and 195,270.37

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Solution

The fourth proportional to 644,512.29, 966,817.64 and 195,270.37 is: 292,920.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,512.29 : 966,817.64 = 195,270.37 : x
  2. Step 2: Convert to fraction form
    644,512.29/966,817.64 = 195,270.37/x
  3. Step 3: Cross multiply
    644,512.29x = 966,817.64 × 195,270.37
  4. Step 4: Simplify right side
    644,512.29x = 188,790,838,285.33
  5. Step 5: Solve for x
    x = 188,790,838,285.33/644,512.29
  6. Step 6: Final answer
    x = 292,920.46

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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.