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Finding the Fourth Proportional to 582,183.03, 873,224.53 and 354,419.54

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Solution

The fourth proportional to 582,183.03, 873,224.53 and 354,419.54 is: 531,598.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,183.03 : 873,224.53 = 354,419.54 : x
  2. Step 2: Convert to fraction form
    582,183.03/873,224.53 = 354,419.54/x
  3. Step 3: Cross multiply
    582,183.03x = 873,224.53 × 354,419.54
  4. Step 4: Simplify right side
    582,183.03x = 309,487,830,987.15
  5. Step 5: Solve for x
    x = 309,487,830,987.15/582,183.03
  6. Step 6: Final answer
    x = 531,598.85

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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.