Home / 755,713.10-1,133,719.14-215,974.22

Finding the Fourth Proportional to 755,713.10, 1,133,719.14 and 215,974.22

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Solution

The fourth proportional to 755,713.10, 1,133,719.14 and 215,974.22 is: 324,004.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,713.10 : 1,133,719.14 = 215,974.22 : x
  2. Step 2: Convert to fraction form
    755,713.10/1,133,719.14 = 215,974.22/x
  3. Step 3: Cross multiply
    755,713.10x = 1,133,719.14 × 215,974.22
  4. Step 4: Simplify right side
    755,713.10x = 244,854,106,960.57
  5. Step 5: Solve for x
    x = 244,854,106,960.57/755,713.10
  6. Step 6: Final answer
    x = 324,004.05

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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.