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Finding the Fourth Proportional to 341,017.36, 511,600.97 and 104,378.29

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Solution

The fourth proportional to 341,017.36, 511,600.97 and 104,378.29 is: 156,590.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,017.36 : 511,600.97 = 104,378.29 : x
  2. Step 2: Convert to fraction form
    341,017.36/511,600.97 = 104,378.29/x
  3. Step 3: Cross multiply
    341,017.36x = 511,600.97 × 104,378.29
  4. Step 4: Simplify right side
    341,017.36x = 53,400,034,410.94
  5. Step 5: Solve for x
    x = 53,400,034,410.94/341,017.36
  6. Step 6: Final answer
    x = 156,590.37

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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.