Home / 579,083.82-868,412.25-199,908.06

Finding the Fourth Proportional to 579,083.82, 868,412.25 and 199,908.06

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Solution

The fourth proportional to 579,083.82, 868,412.25 and 199,908.06 is: 299,788.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,083.82 : 868,412.25 = 199,908.06 : x
  2. Step 2: Convert to fraction form
    579,083.82/868,412.25 = 199,908.06/x
  3. Step 3: Cross multiply
    579,083.82x = 868,412.25 × 199,908.06
  4. Step 4: Simplify right side
    579,083.82x = 173,602,608,177.74
  5. Step 5: Solve for x
    x = 173,602,608,177.74/579,083.82
  6. Step 6: Final answer
    x = 299,788.39

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1.5x scale

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.