Home / 829,670.26-1,244,686.83-268,761.46

Finding the Fourth Proportional to 829,670.26, 1,244,686.83 and 268,761.46

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Solution

The fourth proportional to 829,670.26, 1,244,686.83 and 268,761.46 is: 403,200.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,670.26 : 1,244,686.83 = 268,761.46 : x
  2. Step 2: Convert to fraction form
    829,670.26/1,244,686.83 = 268,761.46/x
  3. Step 3: Cross multiply
    829,670.26x = 1,244,686.83 × 268,761.46
  4. Step 4: Simplify right side
    829,670.26x = 334,523,849,673.57
  5. Step 5: Solve for x
    x = 334,523,849,673.57/829,670.26
  6. Step 6: Final answer
    x = 403,200.97

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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.