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Finding the Fourth Proportional to 662,716.13, 994,074.20 and 164,080.13

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Solution

The fourth proportional to 662,716.13, 994,074.20 and 164,080.13 is: 246,120.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,716.13 : 994,074.20 = 164,080.13 : x
  2. Step 2: Convert to fraction form
    662,716.13/994,074.20 = 164,080.13/x
  3. Step 3: Cross multiply
    662,716.13x = 994,074.20 × 164,080.13
  4. Step 4: Simplify right side
    662,716.13x = 163,107,823,965.65
  5. Step 5: Solve for x
    x = 163,107,823,965.65/662,716.13
  6. Step 6: Final answer
    x = 246,120.20

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Similar ratio
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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.