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Finding the Fourth Proportional to 198,033.34, 296,931.34 and 63,039.10

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Solution

The fourth proportional to 198,033.34, 296,931.34 and 63,039.10 is: 94,520.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,033.34 : 296,931.34 = 63,039.10 : x
  2. Step 2: Convert to fraction form
    198,033.34/296,931.34 = 63,039.10/x
  3. Step 3: Cross multiply
    198,033.34x = 296,931.34 × 63,039.10
  4. Step 4: Simplify right side
    198,033.34x = 18,718,284,435.39
  5. Step 5: Solve for x
    x = 18,718,284,435.39/198,033.34
  6. Step 6: Final answer
    x = 94,520.87

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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.