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Finding the Fourth Proportional to 598,800.15, 898,200.23 and 314,380.80

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Solution

The fourth proportional to 598,800.15, 898,200.23 and 314,380.80 is: 471,571.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,800.15 : 898,200.23 = 314,380.80 : x
  2. Step 2: Convert to fraction form
    598,800.15/898,200.23 = 314,380.80/x
  3. Step 3: Cross multiply
    598,800.15x = 898,200.23 × 314,380.80
  4. Step 4: Simplify right side
    598,800.15x = 282,376,905,295.68
  5. Step 5: Solve for x
    x = 282,376,905,295.68/598,800.15
  6. Step 6: Final answer
    x = 471,571.20

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Similar ratio
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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.