Home / 579,003.11-868,208.50-241,951.78

Finding the Fourth Proportional to 579,003.11, 868,208.50 and 241,951.78

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Solution

The fourth proportional to 579,003.11, 868,208.50 and 241,951.78 is: 362,803.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,003.11 : 868,208.50 = 241,951.78 : x
  2. Step 2: Convert to fraction form
    579,003.11/868,208.50 = 241,951.78/x
  3. Step 3: Cross multiply
    579,003.11x = 868,208.50 × 241,951.78
  4. Step 4: Simplify right side
    579,003.11x = 210,064,591,986.13
  5. Step 5: Solve for x
    x = 210,064,591,986.13/579,003.11
  6. Step 6: Final answer
    x = 362,803.91

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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.