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Finding the Fourth Proportional to 197,551.66, 296,297.39 and 64,431.70

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Solution

The fourth proportional to 197,551.66, 296,297.39 and 64,431.70 is: 96,637.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,551.66 : 296,297.39 = 64,431.70 : x
  2. Step 2: Convert to fraction form
    197,551.66/296,297.39 = 64,431.70/x
  3. Step 3: Cross multiply
    197,551.66x = 296,297.39 × 64,431.70
  4. Step 4: Simplify right side
    197,551.66x = 19,090,945,630.27
  5. Step 5: Solve for x
    x = 19,090,945,630.27/197,551.66
  6. Step 6: Final answer
    x = 96,637.74

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1.5x scale

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.