Home / 526,525.72-789,907.49-166,718.43

Finding the Fourth Proportional to 526,525.72, 789,907.49 and 166,718.43

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Solution

The fourth proportional to 526,525.72, 789,907.49 and 166,718.43 is: 250,115.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,525.72 : 789,907.49 = 166,718.43 : x
  2. Step 2: Convert to fraction form
    526,525.72/789,907.49 = 166,718.43/x
  3. Step 3: Cross multiply
    526,525.72x = 789,907.49 × 166,718.43
  4. Step 4: Simplify right side
    526,525.72x = 131,692,136,578.04
  5. Step 5: Solve for x
    x = 131,692,136,578.04/526,525.72
  6. Step 6: Final answer
    x = 250,115.30

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1.5x scale

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.