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Finding the Fourth Proportional to 446,227.56, 669,349.34 and 162,119.88

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Solution

The fourth proportional to 446,227.56, 669,349.34 and 162,119.88 is: 243,182.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,227.56 : 669,349.34 = 162,119.88 : x
  2. Step 2: Convert to fraction form
    446,227.56/669,349.34 = 162,119.88/x
  3. Step 3: Cross multiply
    446,227.56x = 669,349.34 × 162,119.88
  4. Step 4: Simplify right side
    446,227.56x = 108,514,834,678.88
  5. Step 5: Solve for x
    x = 108,514,834,678.88/446,227.56
  6. Step 6: Final answer
    x = 243,182.73

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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.