Home / 549,058.29-823,439.81-193,976.97

Finding the Fourth Proportional to 549,058.29, 823,439.81 and 193,976.97

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Solution

The fourth proportional to 549,058.29, 823,439.81 and 193,976.97 is: 290,913.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,058.29 : 823,439.81 = 193,976.97 : x
  2. Step 2: Convert to fraction form
    549,058.29/823,439.81 = 193,976.97/x
  3. Step 3: Cross multiply
    549,058.29x = 823,439.81 × 193,976.97
  4. Step 4: Simplify right side
    549,058.29x = 159,728,354,234.09
  5. Step 5: Solve for x
    x = 159,728,354,234.09/549,058.29
  6. Step 6: Final answer
    x = 290,913.29

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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.