Home / 813,808.56-1,123,050.36-451,232.64

Finding the Fourth Proportional to 813,808.56, 1,123,050.36 and 451,232.64

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Solution

The fourth proportional to 813,808.56, 1,123,050.36 and 451,232.64 is: 622,698.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    813,808.56 : 1,123,050.36 = 451,232.64 : x
  2. Step 2: Convert to fraction form
    813,808.56/1,123,050.36 = 451,232.64/x
  3. Step 3: Cross multiply
    813,808.56x = 1,123,050.36 × 451,232.64
  4. Step 4: Simplify right side
    813,808.56x = 506,756,978,795.75
  5. Step 5: Solve for x
    x = 506,756,978,795.75/813,808.56
  6. Step 6: Final answer
    x = 622,698.02

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