Home / 892,323.31-1,231,563.45-505,160.84

Finding the Fourth Proportional to 892,323.31, 1,231,563.45 and 505,160.84

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Solution

The fourth proportional to 892,323.31, 1,231,563.45 and 505,160.84 is: 697,211.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,323.31 : 1,231,563.45 = 505,160.84 : x
  2. Step 2: Convert to fraction form
    892,323.31/1,231,563.45 = 505,160.84/x
  3. Step 3: Cross multiply
    892,323.31x = 1,231,563.45 × 505,160.84
  4. Step 4: Simplify right side
    892,323.31x = 622,137,626,915.30
  5. Step 5: Solve for x
    x = 622,137,626,915.30/892,323.31
  6. Step 6: Final answer
    x = 697,211.00

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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.