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Finding the Fourth Proportional to 323,304.48, 446,174.04 and 180,064.56

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Solution

The fourth proportional to 323,304.48, 446,174.04 and 180,064.56 is: 248,496.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,304.48 : 446,174.04 = 180,064.56 : x
  2. Step 2: Convert to fraction form
    323,304.48/446,174.04 = 180,064.56/x
  3. Step 3: Cross multiply
    323,304.48x = 446,174.04 × 180,064.56
  4. Step 4: Simplify right side
    323,304.48x = 80,340,132,196.02
  5. Step 5: Solve for x
    x = 80,340,132,196.02/323,304.48
  6. Step 6: Final answer
    x = 248,496.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.