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Finding the Fourth Proportional to 323,776.62, 446,817.24 and 178,599.06

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Solution

The fourth proportional to 323,776.62, 446,817.24 and 178,599.06 is: 246,469.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,776.62 : 446,817.24 = 178,599.06 : x
  2. Step 2: Convert to fraction form
    323,776.62/446,817.24 = 178,599.06/x
  3. Step 3: Cross multiply
    323,776.62x = 446,817.24 × 178,599.06
  4. Step 4: Simplify right side
    323,776.62x = 79,801,139,055.79
  5. Step 5: Solve for x
    x = 79,801,139,055.79/323,776.62
  6. Step 6: Final answer
    x = 246,469.74

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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.