Home / 822,206.90-1,232,493.87-395,654.42

Finding the Fourth Proportional to 822,206.90, 1,232,493.87 and 395,654.42

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Solution

The fourth proportional to 822,206.90, 1,232,493.87 and 395,654.42 is: 593,088.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,206.90 : 1,232,493.87 = 395,654.42 : x
  2. Step 2: Convert to fraction form
    822,206.90/1,232,493.87 = 395,654.42/x
  3. Step 3: Cross multiply
    822,206.90x = 1,232,493.87 × 395,654.42
  4. Step 4: Simplify right side
    822,206.90x = 487,641,647,288.41
  5. Step 5: Solve for x
    x = 487,641,647,288.41/822,206.90
  6. Step 6: Final answer
    x = 593,088.73

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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.