Home / 829,968.74-1,244,997.24-261,394.30

Finding the Fourth Proportional to 829,968.74, 1,244,997.24 and 261,394.30

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Solution

The fourth proportional to 829,968.74, 1,244,997.24 and 261,394.30 is: 392,105.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,968.74 : 1,244,997.24 = 261,394.30 : x
  2. Step 2: Convert to fraction form
    829,968.74/1,244,997.24 = 261,394.30/x
  3. Step 3: Cross multiply
    829,968.74x = 1,244,997.24 × 261,394.30
  4. Step 4: Simplify right side
    829,968.74x = 325,435,182,051.73
  5. Step 5: Solve for x
    x = 325,435,182,051.73/829,968.74
  6. Step 6: Final answer
    x = 392,105.35

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1.5x scale

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.