Home / 414,045.04-621,067.26-133,562.30

Finding the Fourth Proportional to 414,045.04, 621,067.26 and 133,562.30

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Solution

The fourth proportional to 414,045.04, 621,067.26 and 133,562.30 is: 200,343.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,045.04 : 621,067.26 = 133,562.30 : x
  2. Step 2: Convert to fraction form
    414,045.04/621,067.26 = 133,562.30/x
  3. Step 3: Cross multiply
    414,045.04x = 621,067.26 × 133,562.30
  4. Step 4: Simplify right side
    414,045.04x = 82,951,171,700.30
  5. Step 5: Solve for x
    x = 82,951,171,700.30/414,045.04
  6. Step 6: Final answer
    x = 200,343.35

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1.5x scale

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.