Home / 743,201.56-1,025,623.56-403,669.92

Finding the Fourth Proportional to 743,201.56, 1,025,623.56 and 403,669.92

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Solution

The fourth proportional to 743,201.56, 1,025,623.56 and 403,669.92 is: 557,067.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,201.56 : 1,025,623.56 = 403,669.92 : x
  2. Step 2: Convert to fraction form
    743,201.56/1,025,623.56 = 403,669.92/x
  3. Step 3: Cross multiply
    743,201.56x = 1,025,623.56 × 403,669.92
  4. Step 4: Simplify right side
    743,201.56x = 414,013,380,415.32
  5. Step 5: Solve for x
    x = 414,013,380,415.32/743,201.56
  6. Step 6: Final answer
    x = 557,067.43

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1.5x scale

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.