Home / 886,646.47-1,223,579.94-504,697.84

Finding the Fourth Proportional to 886,646.47, 1,223,579.94 and 504,697.84

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Solution

The fourth proportional to 886,646.47, 1,223,579.94 and 504,697.84 is: 696,487.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,646.47 : 1,223,579.94 = 504,697.84 : x
  2. Step 2: Convert to fraction form
    886,646.47/1,223,579.94 = 504,697.84/x
  3. Step 3: Cross multiply
    886,646.47x = 1,223,579.94 × 504,697.84
  4. Step 4: Simplify right side
    886,646.47x = 617,538,152,785.33
  5. Step 5: Solve for x
    x = 617,538,152,785.33/886,646.47
  6. Step 6: Final answer
    x = 696,487.47

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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.