Home / 873,665.07-1,206,029.78-587,351.22

Finding the Fourth Proportional to 873,665.07, 1,206,029.78 and 587,351.22

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Solution

The fourth proportional to 873,665.07, 1,206,029.78 and 587,351.22 is: 810,794.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,665.07 : 1,206,029.78 = 587,351.22 : x
  2. Step 2: Convert to fraction form
    873,665.07/1,206,029.78 = 587,351.22/x
  3. Step 3: Cross multiply
    873,665.07x = 1,206,029.78 × 587,351.22
  4. Step 4: Simplify right side
    873,665.07x = 708,363,062,639.33
  5. Step 5: Solve for x
    x = 708,363,062,639.33/873,665.07
  6. Step 6: Final answer
    x = 810,794.76

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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.