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Finding the Fourth Proportional to 598,906.80, 899,016.30 and 374,520.60

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Solution

The fourth proportional to 598,906.80, 899,016.30 and 374,520.60 is: 562,191.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,906.80 : 899,016.30 = 374,520.60 : x
  2. Step 2: Convert to fraction form
    598,906.80/899,016.30 = 374,520.60/x
  3. Step 3: Cross multiply
    598,906.80x = 899,016.30 × 374,520.60
  4. Step 4: Simplify right side
    598,906.80x = 336,700,124,085.78
  5. Step 5: Solve for x
    x = 336,700,124,085.78/598,906.80
  6. Step 6: Final answer
    x = 562,191.19

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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.