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Finding the Fourth Proportional to 1,203,026, 1,804,539 and 361,578.56

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Solution

The fourth proportional to 1,203,026, 1,804,539 and 361,578.56 is: 542,367.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,026 : 1,804,539 = 361,578.56 : x
  2. Step 2: Convert to fraction form
    1,203,026/1,804,539 = 361,578.56/x
  3. Step 3: Cross multiply
    1,203,026x = 1,804,539 × 361,578.56
  4. Step 4: Simplify right side
    1,203,026x = 652,482,613,083.84
  5. Step 5: Solve for x
    x = 652,482,613,083.84/1,203,026
  6. Step 6: Final answer
    x = 542,367.84

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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.