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Finding the Fourth Proportional to 296,090.40, 444,481.20 and 169,831.20

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Solution

The fourth proportional to 296,090.40, 444,481.20 and 169,831.20 is: 254,945.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,090.40 : 444,481.20 = 169,831.20 : x
  2. Step 2: Convert to fraction form
    296,090.40/444,481.20 = 169,831.20/x
  3. Step 3: Cross multiply
    296,090.40x = 444,481.20 × 169,831.20
  4. Step 4: Simplify right side
    296,090.40x = 75,486,775,573.44
  5. Step 5: Solve for x
    x = 75,486,775,573.44/296,090.40
  6. Step 6: Final answer
    x = 254,945.03

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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.