Home / 834,457.08-1,251,185.76-265,592.46

Finding the Fourth Proportional to 834,457.08, 1,251,185.76 and 265,592.46

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Solution

The fourth proportional to 834,457.08, 1,251,185.76 and 265,592.46 is: 398,229.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,457.08 : 1,251,185.76 = 265,592.46 : x
  2. Step 2: Convert to fraction form
    834,457.08/1,251,185.76 = 265,592.46/x
  3. Step 3: Cross multiply
    834,457.08x = 1,251,185.76 × 265,592.46
  4. Step 4: Simplify right side
    834,457.08x = 332,305,503,915.37
  5. Step 5: Solve for x
    x = 332,305,503,915.37/834,457.08
  6. Step 6: Final answer
    x = 398,229.59

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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.