Home / 793,983.60-1,189,007.10-509,236.20

Finding the Fourth Proportional to 793,983.60, 1,189,007.10 and 509,236.20

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Solution

The fourth proportional to 793,983.60, 1,189,007.10 and 509,236.20 is: 762,591.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,983.60 : 1,189,007.10 = 509,236.20 : x
  2. Step 2: Convert to fraction form
    793,983.60/1,189,007.10 = 509,236.20/x
  3. Step 3: Cross multiply
    793,983.60x = 1,189,007.10 × 509,236.20
  4. Step 4: Simplify right side
    793,983.60x = 605,485,457,377.02
  5. Step 5: Solve for x
    x = 605,485,457,377.02/793,983.60
  6. Step 6: Final answer
    x = 762,591.89

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Double scale
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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.