Home / 577,365.57-865,826.96-198,215.73

Finding the Fourth Proportional to 577,365.57, 865,826.96 and 198,215.73

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Solution

The fourth proportional to 577,365.57, 865,826.96 and 198,215.73 is: 297,247.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,365.57 : 865,826.96 = 198,215.73 : x
  2. Step 2: Convert to fraction form
    577,365.57/865,826.96 = 198,215.73/x
  3. Step 3: Cross multiply
    577,365.57x = 865,826.96 × 198,215.73
  4. Step 4: Simplify right side
    577,365.57x = 171,620,521,939.00
  5. Step 5: Solve for x
    x = 171,620,521,939.00/577,365.57
  6. Step 6: Final answer
    x = 297,247.59

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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.