Home / 437,629.56-656,181.87-200,675.40

Finding the Fourth Proportional to 437,629.56, 656,181.87 and 200,675.40

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Solution

The fourth proportional to 437,629.56, 656,181.87 and 200,675.40 is: 300,892.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,629.56 : 656,181.87 = 200,675.40 : x
  2. Step 2: Convert to fraction form
    437,629.56/656,181.87 = 200,675.40/x
  3. Step 3: Cross multiply
    437,629.56x = 656,181.87 × 200,675.40
  4. Step 4: Simplify right side
    437,629.56x = 131,679,559,235.00
  5. Step 5: Solve for x
    x = 131,679,559,235.00/437,629.56
  6. Step 6: Final answer
    x = 300,892.74

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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.