Home / 482,736.19-666,207.21-267,876.76

Finding the Fourth Proportional to 482,736.19, 666,207.21 and 267,876.76

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Solution

The fourth proportional to 482,736.19, 666,207.21 and 267,876.76 is: 369,687.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,736.19 : 666,207.21 = 267,876.76 : x
  2. Step 2: Convert to fraction form
    482,736.19/666,207.21 = 267,876.76/x
  3. Step 3: Cross multiply
    482,736.19x = 666,207.21 × 267,876.76
  4. Step 4: Simplify right side
    482,736.19x = 178,461,428,903.44
  5. Step 5: Solve for x
    x = 178,461,428,903.44/482,736.19
  6. Step 6: Final answer
    x = 369,687.28

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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.