Home / 856,470.36-1,181,394.62-550,945.09

Finding the Fourth Proportional to 856,470.36, 1,181,394.62 and 550,945.09

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Solution

The fourth proportional to 856,470.36, 1,181,394.62 and 550,945.09 is: 759,960.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,470.36 : 1,181,394.62 = 550,945.09 : x
  2. Step 2: Convert to fraction form
    856,470.36/1,181,394.62 = 550,945.09/x
  3. Step 3: Cross multiply
    856,470.36x = 1,181,394.62 × 550,945.09
  4. Step 4: Simplify right side
    856,470.36x = 650,883,566,029.48
  5. Step 5: Solve for x
    x = 650,883,566,029.48/856,470.36
  6. Step 6: Final answer
    x = 759,960.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.