Home / 542,723.01-749,003.73-301,083.42

Finding the Fourth Proportional to 542,723.01, 749,003.73 and 301,083.42

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Solution

The fourth proportional to 542,723.01, 749,003.73 and 301,083.42 is: 415,520.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,723.01 : 749,003.73 = 301,083.42 : x
  2. Step 2: Convert to fraction form
    542,723.01/749,003.73 = 301,083.42/x
  3. Step 3: Cross multiply
    542,723.01x = 749,003.73 × 301,083.42
  4. Step 4: Simplify right side
    542,723.01x = 225,512,604,621.16
  5. Step 5: Solve for x
    x = 225,512,604,621.16/542,723.01
  6. Step 6: Final answer
    x = 415,520.63

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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.