Home / 404,619.68-606,735.59-191,209.92

Finding the Fourth Proportional to 404,619.68, 606,735.59 and 191,209.92

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Solution

The fourth proportional to 404,619.68, 606,735.59 and 191,209.92 is: 286,723.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,619.68 : 606,735.59 = 191,209.92 : x
  2. Step 2: Convert to fraction form
    404,619.68/606,735.59 = 191,209.92/x
  3. Step 3: Cross multiply
    404,619.68x = 606,735.59 × 191,209.92
  4. Step 4: Simplify right side
    404,619.68x = 116,013,862,669.00
  5. Step 5: Solve for x
    x = 116,013,862,669.00/404,619.68
  6. Step 6: Final answer
    x = 286,723.24

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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.