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Finding the Fourth Proportional to 706,183.44, 974,539.48 and 383,894.16

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Solution

The fourth proportional to 706,183.44, 974,539.48 and 383,894.16 is: 529,777.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,183.44 : 974,539.48 = 383,894.16 : x
  2. Step 2: Convert to fraction form
    706,183.44/974,539.48 = 383,894.16/x
  3. Step 3: Cross multiply
    706,183.44x = 974,539.48 × 383,894.16
  4. Step 4: Simplify right side
    706,183.44x = 374,120,015,061.44
  5. Step 5: Solve for x
    x = 374,120,015,061.44/706,183.44
  6. Step 6: Final answer
    x = 529,777.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.