Home / 1,326,995.04-1,990,493.96-329,723.04

Finding the Fourth Proportional to 1,326,995.04, 1,990,493.96 and 329,723.04

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Solution

The fourth proportional to 1,326,995.04, 1,990,493.96 and 329,723.04 is: 494,584.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,995.04 : 1,990,493.96 = 329,723.04 : x
  2. Step 2: Convert to fraction form
    1,326,995.04/1,990,493.96 = 329,723.04/x
  3. Step 3: Cross multiply
    1,326,995.04x = 1,990,493.96 × 329,723.04
  4. Step 4: Simplify right side
    1,326,995.04x = 656,311,719,592.84
  5. Step 5: Solve for x
    x = 656,311,719,592.84/1,326,995.04
  6. Step 6: Final answer
    x = 494,584.91

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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.