Home / 876,073.86-1,314,272.97-277,185.78

Finding the Fourth Proportional to 876,073.86, 1,314,272.97 and 277,185.78

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Solution

The fourth proportional to 876,073.86, 1,314,272.97 and 277,185.78 is: 415,829.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,073.86 : 1,314,272.97 = 277,185.78 : x
  2. Step 2: Convert to fraction form
    876,073.86/1,314,272.97 = 277,185.78/x
  3. Step 3: Cross multiply
    876,073.86x = 1,314,272.97 × 277,185.78
  4. Step 4: Simplify right side
    876,073.86x = 364,297,778,322.37
  5. Step 5: Solve for x
    x = 364,297,778,322.37/876,073.86
  6. Step 6: Final answer
    x = 415,829.98

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Double scale
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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.