Home / 541,302.20-811,953.30-167,324.60

Finding the Fourth Proportional to 541,302.20, 811,953.30 and 167,324.60

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Solution

The fourth proportional to 541,302.20, 811,953.30 and 167,324.60 is: 250,986.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,302.20 : 811,953.30 = 167,324.60 : x
  2. Step 2: Convert to fraction form
    541,302.20/811,953.30 = 167,324.60/x
  3. Step 3: Cross multiply
    541,302.20x = 811,953.30 × 167,324.60
  4. Step 4: Simplify right side
    541,302.20x = 135,859,761,141.18
  5. Step 5: Solve for x
    x = 135,859,761,141.18/541,302.20
  6. Step 6: Final answer
    x = 250,986.90

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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.