Home / 579,081.83-868,737.56-179,705.55

Finding the Fourth Proportional to 579,081.83, 868,737.56 and 179,705.55

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Solution

The fourth proportional to 579,081.83, 868,737.56 and 179,705.55 is: 269,593.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,081.83 : 868,737.56 = 179,705.55 : x
  2. Step 2: Convert to fraction form
    579,081.83/868,737.56 = 179,705.55/x
  3. Step 3: Cross multiply
    579,081.83x = 868,737.56 × 179,705.55
  4. Step 4: Simplify right side
    579,081.83x = 156,116,963,384.70
  5. Step 5: Solve for x
    x = 156,116,963,384.70/579,081.83
  6. Step 6: Final answer
    x = 269,593.96

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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.