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Finding the Fourth Proportional to 323,354.63, 446,200.45 and 180,111.60

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Solution

The fourth proportional to 323,354.63, 446,200.45 and 180,111.60 is: 248,537.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,354.63 : 446,200.45 = 180,111.60 : x
  2. Step 2: Convert to fraction form
    323,354.63/446,200.45 = 180,111.60/x
  3. Step 3: Cross multiply
    323,354.63x = 446,200.45 × 180,111.60
  4. Step 4: Simplify right side
    323,354.63x = 80,365,876,519.94
  5. Step 5: Solve for x
    x = 80,365,876,519.94/323,354.63
  6. Step 6: Final answer
    x = 248,537.89

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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.