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Finding the Fourth Proportional to 302,604.02, 453,978.93 and 92,229.02

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Solution

The fourth proportional to 302,604.02, 453,978.93 and 92,229.02 is: 138,365.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,604.02 : 453,978.93 = 92,229.02 : x
  2. Step 2: Convert to fraction form
    302,604.02/453,978.93 = 92,229.02/x
  3. Step 3: Cross multiply
    302,604.02x = 453,978.93 × 92,229.02
  4. Step 4: Simplify right side
    302,604.02x = 41,870,031,814.55
  5. Step 5: Solve for x
    x = 41,870,031,814.55/302,604.02
  6. Step 6: Final answer
    x = 138,365.75

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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.