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Finding the Fourth Proportional to 298,014.92, 444,214.92 and 274,100.12

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Solution

The fourth proportional to 298,014.92, 444,214.92 and 274,100.12 is: 408,568.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,014.92 : 444,214.92 = 274,100.12 : x
  2. Step 2: Convert to fraction form
    298,014.92/444,214.92 = 274,100.12/x
  3. Step 3: Cross multiply
    298,014.92x = 444,214.92 × 274,100.12
  4. Step 4: Simplify right side
    298,014.92x = 121,759,362,877.79
  5. Step 5: Solve for x
    x = 121,759,362,877.79/298,014.92
  6. Step 6: Final answer
    x = 408,568.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.