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Finding the Fourth Proportional to 244,961.80, 367,053.90 and 161,758.60

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Solution

The fourth proportional to 244,961.80, 367,053.90 and 161,758.60 is: 242,381.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,961.80 : 367,053.90 = 161,758.60 : x
  2. Step 2: Convert to fraction form
    244,961.80/367,053.90 = 161,758.60/x
  3. Step 3: Cross multiply
    244,961.80x = 367,053.90 × 161,758.60
  4. Step 4: Simplify right side
    244,961.80x = 59,374,124,988.54
  5. Step 5: Solve for x
    x = 59,374,124,988.54/244,961.80
  6. Step 6: Final answer
    x = 242,381.16

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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.