Home / 886,905.64-1,223,930.93-504,932.40

Finding the Fourth Proportional to 886,905.64, 1,223,930.93 and 504,932.40

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Solution

The fourth proportional to 886,905.64, 1,223,930.93 and 504,932.40 is: 696,807.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,905.64 : 1,223,930.93 = 504,932.40 : x
  2. Step 2: Convert to fraction form
    886,905.64/1,223,930.93 = 504,932.40/x
  3. Step 3: Cross multiply
    886,905.64x = 1,223,930.93 × 504,932.40
  4. Step 4: Simplify right side
    886,905.64x = 618,002,381,919.13
  5. Step 5: Solve for x
    x = 618,002,381,919.13/886,905.64
  6. Step 6: Final answer
    x = 696,807.36

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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.