Home / 928,661.64-1,392,992.46-613,044.60

Finding the Fourth Proportional to 928,661.64, 1,392,992.46 and 613,044.60

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Solution

The fourth proportional to 928,661.64, 1,392,992.46 and 613,044.60 is: 919,566.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,661.64 : 1,392,992.46 = 613,044.60 : x
  2. Step 2: Convert to fraction form
    928,661.64/1,392,992.46 = 613,044.60/x
  3. Step 3: Cross multiply
    928,661.64x = 1,392,992.46 × 613,044.60
  4. Step 4: Simplify right side
    928,661.64x = 853,966,505,443.72
  5. Step 5: Solve for x
    x = 853,966,505,443.72/928,661.64
  6. Step 6: Final answer
    x = 919,566.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.