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Finding the Fourth Proportional to 536,234.28, 804,461.94 and 157,167.60

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Solution

The fourth proportional to 536,234.28, 804,461.94 and 157,167.60 is: 235,783.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,234.28 : 804,461.94 = 157,167.60 : x
  2. Step 2: Convert to fraction form
    536,234.28/804,461.94 = 157,167.60/x
  3. Step 3: Cross multiply
    536,234.28x = 804,461.94 × 157,167.60
  4. Step 4: Simplify right side
    536,234.28x = 126,435,352,401.14
  5. Step 5: Solve for x
    x = 126,435,352,401.14/536,234.28
  6. Step 6: Final answer
    x = 235,783.79

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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.