Home / 701,522.19-1,051,692.80-280,568.43

Finding the Fourth Proportional to 701,522.19, 1,051,692.80 and 280,568.43

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Solution

The fourth proportional to 701,522.19, 1,051,692.80 and 280,568.43 is: 420,616.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,522.19 : 1,051,692.80 = 280,568.43 : x
  2. Step 2: Convert to fraction form
    701,522.19/1,051,692.80 = 280,568.43/x
  3. Step 3: Cross multiply
    701,522.19x = 1,051,692.80 × 280,568.43
  4. Step 4: Simplify right side
    701,522.19x = 295,071,796,335.46
  5. Step 5: Solve for x
    x = 295,071,796,335.46/701,522.19
  6. Step 6: Final answer
    x = 420,616.48

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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.