Home / 681,051.01-1,019,958.09-343,028.29

Finding the Fourth Proportional to 681,051.01, 1,019,958.09 and 343,028.29

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Solution

The fourth proportional to 681,051.01, 1,019,958.09 and 343,028.29 is: 513,727.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,051.01 : 1,019,958.09 = 343,028.29 : x
  2. Step 2: Convert to fraction form
    681,051.01/1,019,958.09 = 343,028.29/x
  3. Step 3: Cross multiply
    681,051.01x = 1,019,958.09 × 343,028.29
  4. Step 4: Simplify right side
    681,051.01x = 349,874,479,484.37
  5. Step 5: Solve for x
    x = 349,874,479,484.37/681,051.01
  6. Step 6: Final answer
    x = 513,727.27

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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.