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Finding the Fourth Proportional to 300,502.40, 450,098.58 and 150,481.04

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Solution

The fourth proportional to 300,502.40, 450,098.58 and 150,481.04 is: 225,393.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,502.40 : 450,098.58 = 150,481.04 : x
  2. Step 2: Convert to fraction form
    300,502.40/450,098.58 = 150,481.04/x
  3. Step 3: Cross multiply
    300,502.40x = 450,098.58 × 150,481.04
  4. Step 4: Simplify right side
    300,502.40x = 67,731,302,420.92
  5. Step 5: Solve for x
    x = 67,731,302,420.92/300,502.40
  6. Step 6: Final answer
    x = 225,393.55

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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.