Home / 886,903.64-1,223,928.17-504,930.40

Finding the Fourth Proportional to 886,903.64, 1,223,928.17 and 504,930.40

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Solution

The fourth proportional to 886,903.64, 1,223,928.17 and 504,930.40 is: 696,804.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,903.64 : 1,223,928.17 = 504,930.40 : x
  2. Step 2: Convert to fraction form
    886,903.64/1,223,928.17 = 504,930.40/x
  3. Step 3: Cross multiply
    886,903.64x = 1,223,928.17 × 504,930.40
  4. Step 4: Simplify right side
    886,903.64x = 617,998,540,449.37
  5. Step 5: Solve for x
    x = 617,998,540,449.37/886,903.64
  6. Step 6: Final answer
    x = 696,804.60

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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.