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Finding the Fourth Proportional to 404,548.62, 606,623.25 and 123,998.22

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Solution

The fourth proportional to 404,548.62, 606,623.25 and 123,998.22 is: 185,936.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,548.62 : 606,623.25 = 123,998.22 : x
  2. Step 2: Convert to fraction form
    404,548.62/606,623.25 = 123,998.22/x
  3. Step 3: Cross multiply
    404,548.62x = 606,623.25 × 123,998.22
  4. Step 4: Simplify right side
    404,548.62x = 75,220,203,210.62
  5. Step 5: Solve for x
    x = 75,220,203,210.62/404,548.62
  6. Step 6: Final answer
    x = 185,936.13

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1.5x scale

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.