Home / 481,988.03-665,143.54-267,141.96

Finding the Fourth Proportional to 481,988.03, 665,143.54 and 267,141.96

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Solution

The fourth proportional to 481,988.03, 665,143.54 and 267,141.96 is: 368,655.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,988.03 : 665,143.54 = 267,141.96 : x
  2. Step 2: Convert to fraction form
    481,988.03/665,143.54 = 267,141.96/x
  3. Step 3: Cross multiply
    481,988.03x = 665,143.54 × 267,141.96
  4. Step 4: Simplify right side
    481,988.03x = 177,687,748,289.08
  5. Step 5: Solve for x
    x = 177,687,748,289.08/481,988.03
  6. Step 6: Final answer
    x = 368,655.94

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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.