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Finding the Fourth Proportional to 198,179.46, 297,300.11 and 65,029.41

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Solution

The fourth proportional to 198,179.46, 297,300.11 and 65,029.41 is: 97,554.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,179.46 : 297,300.11 = 65,029.41 : x
  2. Step 2: Convert to fraction form
    198,179.46/297,300.11 = 65,029.41/x
  3. Step 3: Cross multiply
    198,179.46x = 297,300.11 × 65,029.41
  4. Step 4: Simplify right side
    198,179.46x = 19,333,250,421.09
  5. Step 5: Solve for x
    x = 19,333,250,421.09/198,179.46
  6. Step 6: Final answer
    x = 97,554.26

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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.