Home / 681,259.68-1,021,254.12-231,673.32

Finding the Fourth Proportional to 681,259.68, 1,021,254.12 and 231,673.32

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Solution

The fourth proportional to 681,259.68, 1,021,254.12 and 231,673.32 is: 347,293.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,259.68 : 1,021,254.12 = 231,673.32 : x
  2. Step 2: Convert to fraction form
    681,259.68/1,021,254.12 = 231,673.32/x
  3. Step 3: Cross multiply
    681,259.68x = 1,021,254.12 × 231,673.32
  4. Step 4: Simplify right side
    681,259.68x = 236,597,332,544.08
  5. Step 5: Solve for x
    x = 236,597,332,544.08/681,259.68
  6. Step 6: Final answer
    x = 347,293.90

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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.