Home / 274,224.30-411,336.45-263,726.70

Finding the Fourth Proportional to 274,224.30, 411,336.45 and 263,726.70

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Solution

The fourth proportional to 274,224.30, 411,336.45 and 263,726.70 is: 395,590.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,224.30 : 411,336.45 = 263,726.70 : x
  2. Step 2: Convert to fraction form
    274,224.30/411,336.45 = 263,726.70/x
  3. Step 3: Cross multiply
    274,224.30x = 411,336.45 × 263,726.70
  4. Step 4: Simplify right side
    274,224.30x = 108,480,404,548.22
  5. Step 5: Solve for x
    x = 108,480,404,548.22/274,224.30
  6. Step 6: Final answer
    x = 395,590.05

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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.