Home / 941,363.88-1,299,090.71-511,645.06

Finding the Fourth Proportional to 941,363.88, 1,299,090.71 and 511,645.06

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Solution

The fourth proportional to 941,363.88, 1,299,090.71 and 511,645.06 is: 706,074.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,363.88 : 1,299,090.71 = 511,645.06 : x
  2. Step 2: Convert to fraction form
    941,363.88/1,299,090.71 = 511,645.06/x
  3. Step 3: Cross multiply
    941,363.88x = 1,299,090.71 × 511,645.06
  4. Step 4: Simplify right side
    941,363.88x = 664,673,336,980.98
  5. Step 5: Solve for x
    x = 664,673,336,980.98/941,363.88
  6. Step 6: Final answer
    x = 706,074.83

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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.