Home / 965,236.68-1,447,856.78-396,221.20

Finding the Fourth Proportional to 965,236.68, 1,447,856.78 and 396,221.20

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Solution

The fourth proportional to 965,236.68, 1,447,856.78 and 396,221.20 is: 594,332.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,236.68 : 1,447,856.78 = 396,221.20 : x
  2. Step 2: Convert to fraction form
    965,236.68/1,447,856.78 = 396,221.20/x
  3. Step 3: Cross multiply
    965,236.68x = 1,447,856.78 × 396,221.20
  4. Step 4: Simplify right side
    965,236.68x = 573,671,545,198.99
  5. Step 5: Solve for x
    x = 573,671,545,198.99/965,236.68
  6. Step 6: Final answer
    x = 594,332.52

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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.