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Finding the Fourth Proportional to 360,961.76, 498,125.48 and 197,633.22

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Solution

The fourth proportional to 360,961.76, 498,125.48 and 197,633.22 is: 272,732.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,961.76 : 498,125.48 = 197,633.22 : x
  2. Step 2: Convert to fraction form
    360,961.76/498,125.48 = 197,633.22/x
  3. Step 3: Cross multiply
    360,961.76x = 498,125.48 × 197,633.22
  4. Step 4: Simplify right side
    360,961.76x = 98,446,142,576.45
  5. Step 5: Solve for x
    x = 98,446,142,576.45/360,961.76
  6. Step 6: Final answer
    x = 272,732.89

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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.