Home / 969,170.94-1,337,455.94-539,441.84

Finding the Fourth Proportional to 969,170.94, 1,337,455.94 and 539,441.84

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Solution

The fourth proportional to 969,170.94, 1,337,455.94 and 539,441.84 is: 744,429.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,170.94 : 1,337,455.94 = 539,441.84 : x
  2. Step 2: Convert to fraction form
    969,170.94/1,337,455.94 = 539,441.84/x
  3. Step 3: Cross multiply
    969,170.94x = 1,337,455.94 × 539,441.84
  4. Step 4: Simplify right side
    969,170.94x = 721,479,693,838.96
  5. Step 5: Solve for x
    x = 721,479,693,838.96/969,170.94
  6. Step 6: Final answer
    x = 744,429.76

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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.