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Finding the Fourth Proportional to 197,656.92, 296,532.60 and 64,537.44

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Solution

The fourth proportional to 197,656.92, 296,532.60 and 64,537.44 is: 96,821.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,656.92 : 296,532.60 = 64,537.44 : x
  2. Step 2: Convert to fraction form
    197,656.92/296,532.60 = 64,537.44/x
  3. Step 3: Cross multiply
    197,656.92x = 296,532.60 × 64,537.44
  4. Step 4: Simplify right side
    197,656.92x = 19,137,454,880.54
  5. Step 5: Solve for x
    x = 19,137,454,880.54/197,656.92
  6. Step 6: Final answer
    x = 96,821.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.