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Finding the Fourth Proportional to 574,408.35, 861,644.93 and 175,062.15

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Solution

The fourth proportional to 574,408.35, 861,644.93 and 175,062.15 is: 262,603.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,408.35 : 861,644.93 = 175,062.15 : x
  2. Step 2: Convert to fraction form
    574,408.35/861,644.93 = 175,062.15/x
  3. Step 3: Cross multiply
    574,408.35x = 861,644.93 × 175,062.15
  4. Step 4: Simplify right side
    574,408.35x = 150,841,413,107.09
  5. Step 5: Solve for x
    x = 150,841,413,107.09/574,408.35
  6. Step 6: Final answer
    x = 262,603.10

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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.