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Finding the Fourth Proportional to 350,659.04, 483,791.28 and 199,649.12

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Solution

The fourth proportional to 350,659.04, 483,791.28 and 199,649.12 is: 275,448.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,659.04 : 483,791.28 = 199,649.12 : x
  2. Step 2: Convert to fraction form
    350,659.04/483,791.28 = 199,649.12/x
  3. Step 3: Cross multiply
    350,659.04x = 483,791.28 × 199,649.12
  4. Step 4: Simplify right side
    350,659.04x = 96,588,503,315.67
  5. Step 5: Solve for x
    x = 96,588,503,315.67/350,659.04
  6. Step 6: Final answer
    x = 275,448.49

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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.