Home / 941,580.11-1,299,365.25-511,871.06

Finding the Fourth Proportional to 941,580.11, 1,299,365.25 and 511,871.06

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Solution

The fourth proportional to 941,580.11, 1,299,365.25 and 511,871.06 is: 706,373.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,580.11 : 1,299,365.25 = 511,871.06 : x
  2. Step 2: Convert to fraction form
    941,580.11/1,299,365.25 = 511,871.06/x
  3. Step 3: Cross multiply
    941,580.11x = 1,299,365.25 × 511,871.06
  4. Step 4: Simplify right side
    941,580.11x = 665,107,469,173.56
  5. Step 5: Solve for x
    x = 665,107,469,173.56/941,580.11
  6. Step 6: Final answer
    x = 706,373.74

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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.