Home / 579,578.36-868,753.92-194,961.06

Finding the Fourth Proportional to 579,578.36, 868,753.92 and 194,961.06

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Solution

The fourth proportional to 579,578.36, 868,753.92 and 194,961.06 is: 292,235.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,578.36 : 868,753.92 = 194,961.06 : x
  2. Step 2: Convert to fraction form
    579,578.36/868,753.92 = 194,961.06/x
  3. Step 3: Cross multiply
    579,578.36x = 868,753.92 × 194,961.06
  4. Step 4: Simplify right side
    579,578.36x = 169,373,185,122.36
  5. Step 5: Solve for x
    x = 169,373,185,122.36/579,578.36
  6. Step 6: Final answer
    x = 292,235.18

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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.