Home / 703,969.52-1,056,268.17-324,686.25

Finding the Fourth Proportional to 703,969.52, 1,056,268.17 and 324,686.25

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Solution

The fourth proportional to 703,969.52, 1,056,268.17 and 324,686.25 is: 487,174.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,969.52 : 1,056,268.17 = 324,686.25 : x
  2. Step 2: Convert to fraction form
    703,969.52/1,056,268.17 = 324,686.25/x
  3. Step 3: Cross multiply
    703,969.52x = 1,056,268.17 × 324,686.25
  4. Step 4: Simplify right side
    703,969.52x = 342,955,751,111.66
  5. Step 5: Solve for x
    x = 342,955,751,111.66/703,969.52
  6. Step 6: Final answer
    x = 487,174.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.