Home / 757,100.52-1,135,534.44-277,215.31

Finding the Fourth Proportional to 757,100.52, 1,135,534.44 and 277,215.31

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Solution

The fourth proportional to 757,100.52, 1,135,534.44 and 277,215.31 is: 415,780.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,100.52 : 1,135,534.44 = 277,215.31 : x
  2. Step 2: Convert to fraction form
    757,100.52/1,135,534.44 = 277,215.31/x
  3. Step 3: Cross multiply
    757,100.52x = 1,135,534.44 × 277,215.31
  4. Step 4: Simplify right side
    757,100.52x = 314,787,534,259.25
  5. Step 5: Solve for x
    x = 314,787,534,259.25/757,100.52
  6. Step 6: Final answer
    x = 415,780.37

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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.