Home / 331,534.28-494,176.07-314,705.32

Finding the Fourth Proportional to 331,534.28, 494,176.07 and 314,705.32

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Solution

The fourth proportional to 331,534.28, 494,176.07 and 314,705.32 is: 469,091.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,534.28 : 494,176.07 = 314,705.32 : x
  2. Step 2: Convert to fraction form
    331,534.28/494,176.07 = 314,705.32/x
  3. Step 3: Cross multiply
    331,534.28x = 494,176.07 × 314,705.32
  4. Step 4: Simplify right side
    331,534.28x = 155,519,837,797.02
  5. Step 5: Solve for x
    x = 155,519,837,797.02/331,534.28
  6. Step 6: Final answer
    x = 469,091.27

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.