Home / 446,205.66-669,574.45-161,918.39

Finding the Fourth Proportional to 446,205.66, 669,574.45 and 161,918.39

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Solution

The fourth proportional to 446,205.66, 669,574.45 and 161,918.39 is: 242,974.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,205.66 : 669,574.45 = 161,918.39 : x
  2. Step 2: Convert to fraction form
    446,205.66/669,574.45 = 161,918.39/x
  3. Step 3: Cross multiply
    446,205.66x = 669,574.45 × 161,918.39
  4. Step 4: Simplify right side
    446,205.66x = 108,416,418,198.28
  5. Step 5: Solve for x
    x = 108,416,418,198.28/446,205.66
  6. Step 6: Final answer
    x = 242,974.10

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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.