Home / 482,568.39-666,023.67-267,777.66

Finding the Fourth Proportional to 482,568.39, 666,023.67 and 267,777.66

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Solution

The fourth proportional to 482,568.39, 666,023.67 and 267,777.66 is: 369,577.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,568.39 : 666,023.67 = 267,777.66 : x
  2. Step 2: Convert to fraction form
    482,568.39/666,023.67 = 267,777.66/x
  3. Step 3: Cross multiply
    482,568.39x = 666,023.67 × 267,777.66
  4. Step 4: Simplify right side
    482,568.39x = 178,346,259,857.21
  5. Step 5: Solve for x
    x = 178,346,259,857.21/482,568.39
  6. Step 6: Final answer
    x = 369,577.17

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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.