Home / 863,734.52-1,191,945.34-476,553.07

Finding the Fourth Proportional to 863,734.52, 1,191,945.34 and 476,553.07

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Solution

The fourth proportional to 863,734.52, 1,191,945.34 and 476,553.07 is: 657,638.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,734.52 : 1,191,945.34 = 476,553.07 : x
  2. Step 2: Convert to fraction form
    863,734.52/1,191,945.34 = 476,553.07/x
  3. Step 3: Cross multiply
    863,734.52x = 1,191,945.34 × 476,553.07
  4. Step 4: Simplify right side
    863,734.52x = 568,025,213,134.82
  5. Step 5: Solve for x
    x = 568,025,213,134.82/863,734.52
  6. Step 6: Final answer
    x = 657,638.66

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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.