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Finding the Fourth Proportional to 703,013.44, 1,054,301.96 and 253,676

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Solution

The fourth proportional to 703,013.44, 1,054,301.96 and 253,676 is: 380,435.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,013.44 : 1,054,301.96 = 253,676 : x
  2. Step 2: Convert to fraction form
    703,013.44/1,054,301.96 = 253,676/x
  3. Step 3: Cross multiply
    703,013.44x = 1,054,301.96 × 253,676
  4. Step 4: Simplify right side
    703,013.44x = 267,451,104,004.96
  5. Step 5: Solve for x
    x = 267,451,104,004.96/703,013.44
  6. Step 6: Final answer
    x = 380,435.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.