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Finding the Fourth Proportional to 595,617.12, 821,619 and 366,015.06

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Solution

The fourth proportional to 595,617.12, 821,619 and 366,015.06 is: 504,896.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,617.12 : 821,619 = 366,015.06 : x
  2. Step 2: Convert to fraction form
    595,617.12/821,619 = 366,015.06/x
  3. Step 3: Cross multiply
    595,617.12x = 821,619 × 366,015.06
  4. Step 4: Simplify right side
    595,617.12x = 300,724,927,582.14
  5. Step 5: Solve for x
    x = 300,724,927,582.14/595,617.12
  6. Step 6: Final answer
    x = 504,896.38

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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.