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Finding the Fourth Proportional to 374,194.94, 515,782.38 and 292,380.14

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Solution

The fourth proportional to 374,194.94, 515,782.38 and 292,380.14 is: 403,010.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,194.94 : 515,782.38 = 292,380.14 : x
  2. Step 2: Convert to fraction form
    374,194.94/515,782.38 = 292,380.14/x
  3. Step 3: Cross multiply
    374,194.94x = 515,782.38 × 292,380.14
  4. Step 4: Simplify right side
    374,194.94x = 150,804,524,473.93
  5. Step 5: Solve for x
    x = 150,804,524,473.93/374,194.94
  6. Step 6: Final answer
    x = 403,010.59

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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.