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Finding the Fourth Proportional to 323,625.92, 446,617.60 and 180,385.92

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Solution

The fourth proportional to 323,625.92, 446,617.60 and 180,385.92 is: 248,940.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,625.92 : 446,617.60 = 180,385.92 : x
  2. Step 2: Convert to fraction form
    323,625.92/446,617.60 = 180,385.92/x
  3. Step 3: Cross multiply
    323,625.92x = 446,617.60 × 180,385.92
  4. Step 4: Simplify right side
    323,625.92x = 80,563,526,664.19
  5. Step 5: Solve for x
    x = 80,563,526,664.19/323,625.92
  6. Step 6: Final answer
    x = 248,940.28

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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.