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Finding the Fourth Proportional to 526,537.82, 789,806.04 and 171,551.24

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Solution

The fourth proportional to 526,537.82, 789,806.04 and 171,551.24 is: 257,326.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,537.82 : 789,806.04 = 171,551.24 : x
  2. Step 2: Convert to fraction form
    526,537.82/789,806.04 = 171,551.24/x
  3. Step 3: Cross multiply
    526,537.82x = 789,806.04 × 171,551.24
  4. Step 4: Simplify right side
    526,537.82x = 135,492,205,521.49
  5. Step 5: Solve for x
    x = 135,492,205,521.49/526,537.82
  6. Step 6: Final answer
    x = 257,326.64

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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.