Home / 927,542.14-1,388,951.20-611,039.50

Finding the Fourth Proportional to 927,542.14, 1,388,951.20 and 611,039.50

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Solution

The fourth proportional to 927,542.14, 1,388,951.20 and 611,039.50 is: 915,003.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,542.14 : 1,388,951.20 = 611,039.50 : x
  2. Step 2: Convert to fraction form
    927,542.14/1,388,951.20 = 611,039.50/x
  3. Step 3: Cross multiply
    927,542.14x = 1,388,951.20 × 611,039.50
  4. Step 4: Simplify right side
    927,542.14x = 848,704,040,626.72
  5. Step 5: Solve for x
    x = 848,704,040,626.72/927,542.14
  6. Step 6: Final answer
    x = 915,003.22

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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.