Home / 941,288.11-1,298,987.63-511,568.26

Finding the Fourth Proportional to 941,288.11, 1,298,987.63 and 511,568.26

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Solution

The fourth proportional to 941,288.11, 1,298,987.63 and 511,568.26 is: 705,969.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,288.11 : 1,298,987.63 = 511,568.26 : x
  2. Step 2: Convert to fraction form
    941,288.11/1,298,987.63 = 511,568.26/x
  3. Step 3: Cross multiply
    941,288.11x = 1,298,987.63 × 511,568.26
  4. Step 4: Simplify right side
    941,288.11x = 664,520,841,640.62
  5. Step 5: Solve for x
    x = 664,520,841,640.62/941,288.11
  6. Step 6: Final answer
    x = 705,969.65

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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.