Home / 577,335.83-865,788.35-198,148.96

Finding the Fourth Proportional to 577,335.83, 865,788.35 and 198,148.96

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Solution

The fourth proportional to 577,335.83, 865,788.35 and 198,148.96 is: 297,149.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,335.83 : 865,788.35 = 198,148.96 : x
  2. Step 2: Convert to fraction form
    577,335.83/865,788.35 = 198,148.96/x
  3. Step 3: Cross multiply
    577,335.83x = 865,788.35 × 198,148.96
  4. Step 4: Simplify right side
    577,335.83x = 171,555,059,463.52
  5. Step 5: Solve for x
    x = 171,555,059,463.52/577,335.83
  6. Step 6: Final answer
    x = 297,149.51

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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.