Home / 876,255.27-1,314,615.78-277,227.06

Finding the Fourth Proportional to 876,255.27, 1,314,615.78 and 277,227.06

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Solution

The fourth proportional to 876,255.27, 1,314,615.78 and 277,227.06 is: 415,914.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,255.27 : 1,314,615.78 = 277,227.06 : x
  2. Step 2: Convert to fraction form
    876,255.27/1,314,615.78 = 277,227.06/x
  3. Step 3: Cross multiply
    876,255.27x = 1,314,615.78 × 277,227.06
  4. Step 4: Simplify right side
    876,255.27x = 364,447,067,719.01
  5. Step 5: Solve for x
    x = 364,447,067,719.01/876,255.27
  6. Step 6: Final answer
    x = 415,914.27

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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.