Home / 250,601.38-345,495.30-199,089.36

Finding the Fourth Proportional to 250,601.38, 345,495.30 and 199,089.36

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Solution

The fourth proportional to 250,601.38, 345,495.30 and 199,089.36 is: 274,477.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,601.38 : 345,495.30 = 199,089.36 : x
  2. Step 2: Convert to fraction form
    250,601.38/345,495.30 = 199,089.36/x
  3. Step 3: Cross multiply
    250,601.38x = 345,495.30 × 199,089.36
  4. Step 4: Simplify right side
    250,601.38x = 68,784,438,160.01
  5. Step 5: Solve for x
    x = 68,784,438,160.01/250,601.38
  6. Step 6: Final answer
    x = 274,477.49

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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.