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Finding the Fourth Proportional to 598,825.80, 898,894.80 and 374,439.60

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Solution

The fourth proportional to 598,825.80, 898,894.80 and 374,439.60 is: 562,069.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,825.80 : 898,894.80 = 374,439.60 : x
  2. Step 2: Convert to fraction form
    598,825.80/898,894.80 = 374,439.60/x
  3. Step 3: Cross multiply
    598,825.80x = 898,894.80 × 374,439.60
  4. Step 4: Simplify right side
    598,825.80x = 336,581,809,354.08
  5. Step 5: Solve for x
    x = 336,581,809,354.08/598,825.80
  6. Step 6: Final answer
    x = 562,069.65

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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.