Home / 901,338.75-1,244,690.60-579,607.83

Finding the Fourth Proportional to 901,338.75, 1,244,690.60 and 579,607.83

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Solution

The fourth proportional to 901,338.75, 1,244,690.60 and 579,607.83 is: 800,400.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,338.75 : 1,244,690.60 = 579,607.83 : x
  2. Step 2: Convert to fraction form
    901,338.75/1,244,690.60 = 579,607.83/x
  3. Step 3: Cross multiply
    901,338.75x = 1,244,690.60 × 579,607.83
  4. Step 4: Simplify right side
    901,338.75x = 721,432,414,789.36
  5. Step 5: Solve for x
    x = 721,432,414,789.36/901,338.75
  6. Step 6: Final answer
    x = 800,400.98

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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.