Home / 834,161.32-1,251,241.98-301,557.76

Finding the Fourth Proportional to 834,161.32, 1,251,241.98 and 301,557.76

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Solution

The fourth proportional to 834,161.32, 1,251,241.98 and 301,557.76 is: 452,336.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,161.32 : 1,251,241.98 = 301,557.76 : x
  2. Step 2: Convert to fraction form
    834,161.32/1,251,241.98 = 301,557.76/x
  3. Step 3: Cross multiply
    834,161.32x = 1,251,241.98 × 301,557.76
  4. Step 4: Simplify right side
    834,161.32x = 377,321,728,706.77
  5. Step 5: Solve for x
    x = 377,321,728,706.77/834,161.32
  6. Step 6: Final answer
    x = 452,336.64

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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.