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Finding the Fourth Proportional to 536,294.25, 804,441.38 and 199,419.71

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Solution

The fourth proportional to 536,294.25, 804,441.38 and 199,419.71 is: 299,129.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,294.25 : 804,441.38 = 199,419.71 : x
  2. Step 2: Convert to fraction form
    536,294.25/804,441.38 = 199,419.71/x
  3. Step 3: Cross multiply
    536,294.25x = 804,441.38 × 199,419.71
  4. Step 4: Simplify right side
    536,294.25x = 160,421,461,692.29
  5. Step 5: Solve for x
    x = 160,421,461,692.29/536,294.25
  6. Step 6: Final answer
    x = 299,129.56

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Similar ratio
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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.