Home / 865,125.36-1,193,869.24-477,940.77

Finding the Fourth Proportional to 865,125.36, 1,193,869.24 and 477,940.77

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Solution

The fourth proportional to 865,125.36, 1,193,869.24 and 477,940.77 is: 659,556.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,125.36 : 1,193,869.24 = 477,940.77 : x
  2. Step 2: Convert to fraction form
    865,125.36/1,193,869.24 = 477,940.77/x
  3. Step 3: Cross multiply
    865,125.36x = 1,193,869.24 × 477,940.77
  4. Step 4: Simplify right side
    865,125.36x = 570,598,783,844.92
  5. Step 5: Solve for x
    x = 570,598,783,844.92/865,125.36
  6. Step 6: Final answer
    x = 659,556.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.