Home / 681,989.03-941,200.89-376,125.23

Finding the Fourth Proportional to 681,989.03, 941,200.89 and 376,125.23

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Solution

The fourth proportional to 681,989.03, 941,200.89 and 376,125.23 is: 519,083.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,989.03 : 941,200.89 = 376,125.23 : x
  2. Step 2: Convert to fraction form
    681,989.03/941,200.89 = 376,125.23/x
  3. Step 3: Cross multiply
    681,989.03x = 941,200.89 × 376,125.23
  4. Step 4: Simplify right side
    681,989.03x = 354,009,403,580.46
  5. Step 5: Solve for x
    x = 354,009,403,580.46/681,989.03
  6. Step 6: Final answer
    x = 519,083.73

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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.