Home / 833,431.80-1,250,147.70-798,439.80

Finding the Fourth Proportional to 833,431.80, 1,250,147.70 and 798,439.80

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Solution

The fourth proportional to 833,431.80, 1,250,147.70 and 798,439.80 is: 1,197,659.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,431.80 : 1,250,147.70 = 798,439.80 : x
  2. Step 2: Convert to fraction form
    833,431.80/1,250,147.70 = 798,439.80/x
  3. Step 3: Cross multiply
    833,431.80x = 1,250,147.70 × 798,439.80
  4. Step 4: Simplify right side
    833,431.80x = 998,167,679,558.46
  5. Step 5: Solve for x
    x = 998,167,679,558.46/833,431.80
  6. Step 6: Final answer
    x = 1,197,659.70

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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.