Home / 1,491,133.30-2,236,699.95-493,861.30

Finding the Fourth Proportional to 1,491,133.30, 2,236,699.95 and 493,861.30

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Solution

The fourth proportional to 1,491,133.30, 2,236,699.95 and 493,861.30 is: 740,791.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,133.30 : 2,236,699.95 = 493,861.30 : x
  2. Step 2: Convert to fraction form
    1,491,133.30/2,236,699.95 = 493,861.30/x
  3. Step 3: Cross multiply
    1,491,133.30x = 2,236,699.95 × 493,861.30
  4. Step 4: Simplify right side
    1,491,133.30x = 1,104,619,545,016.94
  5. Step 5: Solve for x
    x = 1,104,619,545,016.94/1,491,133.30
  6. Step 6: Final answer
    x = 740,791.95

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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.