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Finding the Fourth Proportional to 297,601.89, 410,695.52 and 161,635.94

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Solution

The fourth proportional to 297,601.89, 410,695.52 and 161,635.94 is: 223,060.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,601.89 : 410,695.52 = 161,635.94 : x
  2. Step 2: Convert to fraction form
    297,601.89/410,695.52 = 161,635.94/x
  3. Step 3: Cross multiply
    297,601.89x = 410,695.52 × 161,635.94
  4. Step 4: Simplify right side
    297,601.89x = 66,383,153,567.33
  5. Step 5: Solve for x
    x = 66,383,153,567.33/297,601.89
  6. Step 6: Final answer
    x = 223,060.26

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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.