Home / 896,016.76-1,236,502.58-493,608.76

Finding the Fourth Proportional to 896,016.76, 1,236,502.58 and 493,608.76

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Solution

The fourth proportional to 896,016.76, 1,236,502.58 and 493,608.76 is: 681,179.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,016.76 : 1,236,502.58 = 493,608.76 : x
  2. Step 2: Convert to fraction form
    896,016.76/1,236,502.58 = 493,608.76/x
  3. Step 3: Cross multiply
    896,016.76x = 1,236,502.58 × 493,608.76
  4. Step 4: Simplify right side
    896,016.76x = 610,348,505,250.60
  5. Step 5: Solve for x
    x = 610,348,505,250.60/896,016.76
  6. Step 6: Final answer
    x = 681,179.79

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Half scale
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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.