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Finding the Fourth Proportional to 498,027.24, 747,039.24 and 298,407.60

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Solution

The fourth proportional to 498,027.24, 747,039.24 and 298,407.60 is: 447,610.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,027.24 : 747,039.24 = 298,407.60 : x
  2. Step 2: Convert to fraction form
    498,027.24/747,039.24 = 298,407.60/x
  3. Step 3: Cross multiply
    498,027.24x = 747,039.24 × 298,407.60
  4. Step 4: Simplify right side
    498,027.24x = 222,922,186,714.22
  5. Step 5: Solve for x
    x = 222,922,186,714.22/498,027.24
  6. Step 6: Final answer
    x = 447,610.43

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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.