Home / 968,183.82-1,336,074.68-538,454.72

Finding the Fourth Proportional to 968,183.82, 1,336,074.68 and 538,454.72

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Solution

The fourth proportional to 968,183.82, 1,336,074.68 and 538,454.72 is: 743,056.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,183.82 : 1,336,074.68 = 538,454.72 : x
  2. Step 2: Convert to fraction form
    968,183.82/1,336,074.68 = 538,454.72/x
  3. Step 3: Cross multiply
    968,183.82x = 1,336,074.68 × 538,454.72
  4. Step 4: Simplify right side
    968,183.82x = 719,415,722,404.81
  5. Step 5: Solve for x
    x = 719,415,722,404.81/968,183.82
  6. Step 6: Final answer
    x = 743,056.96

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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.