Home / 827,078.35-1,141,615.64-483,007.09

Finding the Fourth Proportional to 827,078.35, 1,141,615.64 and 483,007.09

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Solution

The fourth proportional to 827,078.35, 1,141,615.64 and 483,007.09 is: 666,694.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,078.35 : 1,141,615.64 = 483,007.09 : x
  2. Step 2: Convert to fraction form
    827,078.35/1,141,615.64 = 483,007.09/x
  3. Step 3: Cross multiply
    827,078.35x = 1,141,615.64 × 483,007.09
  4. Step 4: Simplify right side
    827,078.35x = 551,408,445,759.85
  5. Step 5: Solve for x
    x = 551,408,445,759.85/827,078.35
  6. Step 6: Final answer
    x = 666,694.33

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1.5x scale

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.