Home / 603,806.06-833,331.17-389,569.34

Finding the Fourth Proportional to 603,806.06, 833,331.17 and 389,569.34

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Solution

The fourth proportional to 603,806.06, 833,331.17 and 389,569.34 is: 537,656.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,806.06 : 833,331.17 = 389,569.34 : x
  2. Step 2: Convert to fraction form
    603,806.06/833,331.17 = 389,569.34/x
  3. Step 3: Cross multiply
    603,806.06x = 833,331.17 × 389,569.34
  4. Step 4: Simplify right side
    603,806.06x = 324,640,273,898.33
  5. Step 5: Solve for x
    x = 324,640,273,898.33/603,806.06
  6. Step 6: Final answer
    x = 537,656.53

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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.