Home / 902,142.12-1,244,941.02-494,240.16

Finding the Fourth Proportional to 902,142.12, 1,244,941.02 and 494,240.16

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Solution

The fourth proportional to 902,142.12, 1,244,941.02 and 494,240.16 is: 682,043.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,142.12 : 1,244,941.02 = 494,240.16 : x
  2. Step 2: Convert to fraction form
    902,142.12/1,244,941.02 = 494,240.16/x
  3. Step 3: Cross multiply
    902,142.12x = 1,244,941.02 × 494,240.16
  4. Step 4: Simplify right side
    902,142.12x = 615,299,848,915.36
  5. Step 5: Solve for x
    x = 615,299,848,915.36/902,142.12
  6. Step 6: Final answer
    x = 682,043.15

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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.