Home / 919,940.73-1,268,980.11-597,865.34

Finding the Fourth Proportional to 919,940.73, 1,268,980.11 and 597,865.34

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Solution

The fourth proportional to 919,940.73, 1,268,980.11 and 597,865.34 is: 824,704.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,940.73 : 1,268,980.11 = 597,865.34 : x
  2. Step 2: Convert to fraction form
    919,940.73/1,268,980.11 = 597,865.34/x
  3. Step 3: Cross multiply
    919,940.73x = 1,268,980.11 × 597,865.34
  4. Step 4: Simplify right side
    919,940.73x = 758,679,218,573.49
  5. Step 5: Solve for x
    x = 758,679,218,573.49/919,940.73
  6. Step 6: Final answer
    x = 824,704.46

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Why These Related Problems?

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