Home / 809,433.70-1,214,150.55-573,043.30

Finding the Fourth Proportional to 809,433.70, 1,214,150.55 and 573,043.30

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Solution

The fourth proportional to 809,433.70, 1,214,150.55 and 573,043.30 is: 859,564.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,433.70 : 1,214,150.55 = 573,043.30 : x
  2. Step 2: Convert to fraction form
    809,433.70/1,214,150.55 = 573,043.30/x
  3. Step 3: Cross multiply
    809,433.70x = 1,214,150.55 × 573,043.30
  4. Step 4: Simplify right side
    809,433.70x = 695,760,837,868.82
  5. Step 5: Solve for x
    x = 695,760,837,868.82/809,433.70
  6. Step 6: Final answer
    x = 859,564.95

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Double scale
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Similar ratio
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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.