Home / 886,906.63-1,223,932.32-504,933.40

Finding the Fourth Proportional to 886,906.63, 1,223,932.32 and 504,933.40

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Solution

The fourth proportional to 886,906.63, 1,223,932.32 and 504,933.40 is: 696,808.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,906.63 : 1,223,932.32 = 504,933.40 : x
  2. Step 2: Convert to fraction form
    886,906.63/1,223,932.32 = 504,933.40/x
  3. Step 3: Cross multiply
    886,906.63x = 1,223,932.32 × 504,933.40
  4. Step 4: Simplify right side
    886,906.63x = 618,004,307,707.49
  5. Step 5: Solve for x
    x = 618,004,307,707.49/886,906.63
  6. Step 6: Final answer
    x = 696,808.76

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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.