Home / 773,198.96-1,066,664.85-501,335.72

Finding the Fourth Proportional to 773,198.96, 1,066,664.85 and 501,335.72

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Solution

The fourth proportional to 773,198.96, 1,066,664.85 and 501,335.72 is: 691,616.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,198.96 : 1,066,664.85 = 501,335.72 : x
  2. Step 2: Convert to fraction form
    773,198.96/1,066,664.85 = 501,335.72/x
  3. Step 3: Cross multiply
    773,198.96x = 1,066,664.85 × 501,335.72
  4. Step 4: Simplify right side
    773,198.96x = 534,757,185,240.12
  5. Step 5: Solve for x
    x = 534,757,185,240.12/773,198.96
  6. Step 6: Final answer
    x = 691,616.54

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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.