Home / 936,713.45-1,405,119.89-297,067.59

Finding the Fourth Proportional to 936,713.45, 1,405,119.89 and 297,067.59

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Solution

The fourth proportional to 936,713.45, 1,405,119.89 and 297,067.59 is: 445,617.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,713.45 : 1,405,119.89 = 297,067.59 : x
  2. Step 2: Convert to fraction form
    936,713.45/1,405,119.89 = 297,067.59/x
  3. Step 3: Cross multiply
    936,713.45x = 1,405,119.89 × 297,067.59
  4. Step 4: Simplify right side
    936,713.45x = 417,415,577,898.03
  5. Step 5: Solve for x
    x = 417,415,577,898.03/936,713.45
  6. Step 6: Final answer
    x = 445,617.15

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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.