Home / 1,519,204.60-2,278,806.90-397,273.60

Finding the Fourth Proportional to 1,519,204.60, 2,278,806.90 and 397,273.60

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Solution

The fourth proportional to 1,519,204.60, 2,278,806.90 and 397,273.60 is: 595,910.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519,204.60 : 2,278,806.90 = 397,273.60 : x
  2. Step 2: Convert to fraction form
    1,519,204.60/2,278,806.90 = 397,273.60/x
  3. Step 3: Cross multiply
    1,519,204.60x = 2,278,806.90 × 397,273.60
  4. Step 4: Simplify right side
    1,519,204.60x = 905,309,820,867.84
  5. Step 5: Solve for x
    x = 905,309,820,867.84/1,519,204.60
  6. Step 6: Final answer
    x = 595,910.40

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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.