Home / 874,273.08-1,206,630.06-630,067.80

Finding the Fourth Proportional to 874,273.08, 1,206,630.06 and 630,067.80

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Solution

The fourth proportional to 874,273.08, 1,206,630.06 and 630,067.80 is: 869,589.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,273.08 : 1,206,630.06 = 630,067.80 : x
  2. Step 2: Convert to fraction form
    874,273.08/1,206,630.06 = 630,067.80/x
  3. Step 3: Cross multiply
    874,273.08x = 1,206,630.06 × 630,067.80
  4. Step 4: Simplify right side
    874,273.08x = 760,258,747,318.07
  5. Step 5: Solve for x
    x = 760,258,747,318.07/874,273.08
  6. Step 6: Final answer
    x = 869,589.56

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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.