Home / 785,190.20-1,083,481.10-441,064.76

Finding the Fourth Proportional to 785,190.20, 1,083,481.10 and 441,064.76

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Solution

The fourth proportional to 785,190.20, 1,083,481.10 and 441,064.76 is: 608,623.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,190.20 : 1,083,481.10 = 441,064.76 : x
  2. Step 2: Convert to fraction form
    785,190.20/1,083,481.10 = 441,064.76/x
  3. Step 3: Cross multiply
    785,190.20x = 1,083,481.10 × 441,064.76
  4. Step 4: Simplify right side
    785,190.20x = 477,885,331,336.04
  5. Step 5: Solve for x
    x = 477,885,331,336.04/785,190.20
  6. Step 6: Final answer
    x = 608,623.66

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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.