Home / 682,131.51-941,103.78-437,251.31

Finding the Fourth Proportional to 682,131.51, 941,103.78 and 437,251.31

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Solution

The fourth proportional to 682,131.51, 941,103.78 and 437,251.31 is: 603,254.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,131.51 : 941,103.78 = 437,251.31 : x
  2. Step 2: Convert to fraction form
    682,131.51/941,103.78 = 437,251.31/x
  3. Step 3: Cross multiply
    682,131.51x = 941,103.78 × 437,251.31
  4. Step 4: Simplify right side
    682,131.51x = 411,498,860,650.95
  5. Step 5: Solve for x
    x = 411,498,860,650.95/682,131.51
  6. Step 6: Final answer
    x = 603,254.44

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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.