Home / 926,252.78-1,389,184.76-261,249.26

Finding the Fourth Proportional to 926,252.78, 1,389,184.76 and 261,249.26

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Solution

The fourth proportional to 926,252.78, 1,389,184.76 and 261,249.26 is: 391,819.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,252.78 : 1,389,184.76 = 261,249.26 : x
  2. Step 2: Convert to fraction form
    926,252.78/1,389,184.76 = 261,249.26/x
  3. Step 3: Cross multiply
    926,252.78x = 1,389,184.76 × 261,249.26
  4. Step 4: Simplify right side
    926,252.78x = 362,923,490,553.28
  5. Step 5: Solve for x
    x = 362,923,490,553.28/926,252.78
  6. Step 6: Final answer
    x = 391,819.06

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Double scale
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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.