Home / 804,568.13-1,206,833.49-405,101.64

Finding the Fourth Proportional to 804,568.13, 1,206,833.49 and 405,101.64

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Solution

The fourth proportional to 804,568.13, 1,206,833.49 and 405,101.64 is: 607,643.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,568.13 : 1,206,833.49 = 405,101.64 : x
  2. Step 2: Convert to fraction form
    804,568.13/1,206,833.49 = 405,101.64/x
  3. Step 3: Cross multiply
    804,568.13x = 1,206,833.49 × 405,101.64
  4. Step 4: Simplify right side
    804,568.13x = 488,890,226,005.92
  5. Step 5: Solve for x
    x = 488,890,226,005.92/804,568.13
  6. Step 6: Final answer
    x = 607,643.04

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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.