Home / 845,992.78-1,167,731.42-544,186.78

Finding the Fourth Proportional to 845,992.78, 1,167,731.42 and 544,186.78

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Solution

The fourth proportional to 845,992.78, 1,167,731.42 and 544,186.78 is: 751,145.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,992.78 : 1,167,731.42 = 544,186.78 : x
  2. Step 2: Convert to fraction form
    845,992.78/1,167,731.42 = 544,186.78/x
  3. Step 3: Cross multiply
    845,992.78x = 1,167,731.42 × 544,186.78
  4. Step 4: Simplify right side
    845,992.78x = 635,463,995,714.37
  5. Step 5: Solve for x
    x = 635,463,995,714.37/845,992.78
  6. Step 6: Final answer
    x = 751,145.89

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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.