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Finding the Fourth Proportional to 534,353.49, 801,530.23 and 134,995.41

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Solution

The fourth proportional to 534,353.49, 801,530.23 and 134,995.41 is: 202,493.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,353.49 : 801,530.23 = 134,995.41 : x
  2. Step 2: Convert to fraction form
    534,353.49/801,530.23 = 134,995.41/x
  3. Step 3: Cross multiply
    534,353.49x = 801,530.23 × 134,995.41
  4. Step 4: Simplify right side
    534,353.49x = 108,202,900,359.91
  5. Step 5: Solve for x
    x = 108,202,900,359.91/534,353.49
  6. Step 6: Final answer
    x = 202,493.11

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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.