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Finding the Fourth Proportional to 599,764.37, 899,693.01 and 200,406.53

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Solution

The fourth proportional to 599,764.37, 899,693.01 and 200,406.53 is: 300,625.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,764.37 : 899,693.01 = 200,406.53 : x
  2. Step 2: Convert to fraction form
    599,764.37/899,693.01 = 200,406.53/x
  3. Step 3: Cross multiply
    599,764.37x = 899,693.01 × 200,406.53
  4. Step 4: Simplify right side
    599,764.37x = 180,304,349,700.89
  5. Step 5: Solve for x
    x = 180,304,349,700.89/599,764.37
  6. Step 6: Final answer
    x = 300,625.31

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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.