Home / 376,617.03-519,731.48-206,851.16

Finding the Fourth Proportional to 376,617.03, 519,731.48 and 206,851.16

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Solution

The fourth proportional to 376,617.03, 519,731.48 and 206,851.16 is: 285,454.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,617.03 : 519,731.48 = 206,851.16 : x
  2. Step 2: Convert to fraction form
    376,617.03/519,731.48 = 206,851.16/x
  3. Step 3: Cross multiply
    376,617.03x = 519,731.48 × 206,851.16
  4. Step 4: Simplify right side
    376,617.03x = 107,507,055,893.60
  5. Step 5: Solve for x
    x = 107,507,055,893.60/376,617.03
  6. Step 6: Final answer
    x = 285,454.58

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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.