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Finding the Fourth Proportional to 446,957.40, 670,857.44 and 162,922.48

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Solution

The fourth proportional to 446,957.40, 670,857.44 and 162,922.48 is: 244,537.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,957.40 : 670,857.44 = 162,922.48 : x
  2. Step 2: Convert to fraction form
    446,957.40/670,857.44 = 162,922.48/x
  3. Step 3: Cross multiply
    446,957.40x = 670,857.44 × 162,922.48
  4. Step 4: Simplify right side
    446,957.40x = 109,297,757,851.25
  5. Step 5: Solve for x
    x = 109,297,757,851.25/446,957.40
  6. Step 6: Final answer
    x = 244,537.30

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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.