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Finding the Fourth Proportional to 441,409.80, 662,114.70 and 160,936.20

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Solution

The fourth proportional to 441,409.80, 662,114.70 and 160,936.20 is: 241,404.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,409.80 : 662,114.70 = 160,936.20 : x
  2. Step 2: Convert to fraction form
    441,409.80/662,114.70 = 160,936.20/x
  3. Step 3: Cross multiply
    441,409.80x = 662,114.70 × 160,936.20
  4. Step 4: Simplify right side
    441,409.80x = 106,558,223,782.14
  5. Step 5: Solve for x
    x = 106,558,223,782.14/441,409.80
  6. Step 6: Final answer
    x = 241,404.30

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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.