Home / 941,350.21-1,299,073.55-511,630.43

Finding the Fourth Proportional to 941,350.21, 1,299,073.55 and 511,630.43

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Solution

The fourth proportional to 941,350.21, 1,299,073.55 and 511,630.43 is: 706,055.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,350.21 : 1,299,073.55 = 511,630.43 : x
  2. Step 2: Convert to fraction form
    941,350.21/1,299,073.55 = 511,630.43/x
  3. Step 3: Cross multiply
    941,350.21x = 1,299,073.55 × 511,630.43
  4. Step 4: Simplify right side
    941,350.21x = 664,645,549,934.61
  5. Step 5: Solve for x
    x = 664,645,549,934.61/941,350.21
  6. Step 6: Final answer
    x = 706,055.56

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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.