Home / 949,676.40-1,310,553.60-519,956.64

Finding the Fourth Proportional to 949,676.40, 1,310,553.60 and 519,956.64

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Solution

The fourth proportional to 949,676.40, 1,310,553.60 and 519,956.64 is: 717,540.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,676.40 : 1,310,553.60 = 519,956.64 : x
  2. Step 2: Convert to fraction form
    949,676.40/1,310,553.60 = 519,956.64/x
  3. Step 3: Cross multiply
    949,676.40x = 1,310,553.60 × 519,956.64
  4. Step 4: Simplify right side
    949,676.40x = 681,431,046,395.90
  5. Step 5: Solve for x
    x = 681,431,046,395.90/949,676.40
  6. Step 6: Final answer
    x = 717,540.26

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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.