Home / 823,753.90-1,230,621.48-533,198.66

Finding the Fourth Proportional to 823,753.90, 1,230,621.48 and 533,198.66

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Solution

The fourth proportional to 823,753.90, 1,230,621.48 and 533,198.66 is: 796,555.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,753.90 : 1,230,621.48 = 533,198.66 : x
  2. Step 2: Convert to fraction form
    823,753.90/1,230,621.48 = 533,198.66/x
  3. Step 3: Cross multiply
    823,753.90x = 1,230,621.48 × 533,198.66
  4. Step 4: Simplify right side
    823,753.90x = 656,165,717,950.11
  5. Step 5: Solve for x
    x = 656,165,717,950.11/823,753.90
  6. Step 6: Final answer
    x = 796,555.52

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.