Home / 863,910.77-1,192,195.94-476,726.11

Finding the Fourth Proportional to 863,910.77, 1,192,195.94 and 476,726.11

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Solution

The fourth proportional to 863,910.77, 1,192,195.94 and 476,726.11 is: 657,881.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,910.77 : 1,192,195.94 = 476,726.11 : x
  2. Step 2: Convert to fraction form
    863,910.77/1,192,195.94 = 476,726.11/x
  3. Step 3: Cross multiply
    863,910.77x = 1,192,195.94 × 476,726.11
  4. Step 4: Simplify right side
    863,910.77x = 568,350,927,469.87
  5. Step 5: Solve for x
    x = 568,350,927,469.87/863,910.77
  6. Step 6: Final answer
    x = 657,881.52

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Double scale
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1.5x scale

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.