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Finding the Fourth Proportional to 302,599.20, 453,898.80 and 92,236.80

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Solution

The fourth proportional to 302,599.20, 453,898.80 and 92,236.80 is: 138,355.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,599.20 : 453,898.80 = 92,236.80 : x
  2. Step 2: Convert to fraction form
    302,599.20/453,898.80 = 92,236.80/x
  3. Step 3: Cross multiply
    302,599.20x = 453,898.80 × 92,236.80
  4. Step 4: Simplify right side
    302,599.20x = 41,866,172,835.84
  5. Step 5: Solve for x
    x = 41,866,172,835.84/302,599.20
  6. Step 6: Final answer
    x = 138,355.20

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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.