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Finding the Fourth Proportional to 404,911.04, 558,781.44 and 223,627.57

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Solution

The fourth proportional to 404,911.04, 558,781.44 and 223,627.57 is: 308,608.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,911.04 : 558,781.44 = 223,627.57 : x
  2. Step 2: Convert to fraction form
    404,911.04/558,781.44 = 223,627.57/x
  3. Step 3: Cross multiply
    404,911.04x = 558,781.44 × 223,627.57
  4. Step 4: Simplify right side
    404,911.04x = 124,958,933,352.74
  5. Step 5: Solve for x
    x = 124,958,933,352.74/404,911.04
  6. Step 6: Final answer
    x = 308,608.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.