Home / 804,562.13-1,206,824.49-405,095.64

Finding the Fourth Proportional to 804,562.13, 1,206,824.49 and 405,095.64

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Solution

The fourth proportional to 804,562.13, 1,206,824.49 and 405,095.64 is: 607,634.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,562.13 : 1,206,824.49 = 405,095.64 : x
  2. Step 2: Convert to fraction form
    804,562.13/1,206,824.49 = 405,095.64/x
  3. Step 3: Cross multiply
    804,562.13x = 1,206,824.49 × 405,095.64
  4. Step 4: Simplify right side
    804,562.13x = 488,879,339,144.22
  5. Step 5: Solve for x
    x = 488,879,339,144.22/804,562.13
  6. Step 6: Final answer
    x = 607,634.04

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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.