Home / 800,314.20-1,104,581.34-514,191.96

Finding the Fourth Proportional to 800,314.20, 1,104,581.34 and 514,191.96

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Solution

The fourth proportional to 800,314.20, 1,104,581.34 and 514,191.96 is: 709,679.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,314.20 : 1,104,581.34 = 514,191.96 : x
  2. Step 2: Convert to fraction form
    800,314.20/1,104,581.34 = 514,191.96/x
  3. Step 3: Cross multiply
    800,314.20x = 1,104,581.34 × 514,191.96
  4. Step 4: Simplify right side
    800,314.20x = 567,966,844,194.03
  5. Step 5: Solve for x
    x = 567,966,844,194.03/800,314.20
  6. Step 6: Final answer
    x = 709,679.83

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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.