Home / 697,261.70-1,045,754.85-191,692.31

Finding the Fourth Proportional to 697,261.70, 1,045,754.85 and 191,692.31

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Solution

The fourth proportional to 697,261.70, 1,045,754.85 and 191,692.31 is: 287,500.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,261.70 : 1,045,754.85 = 191,692.31 : x
  2. Step 2: Convert to fraction form
    697,261.70/1,045,754.85 = 191,692.31/x
  3. Step 3: Cross multiply
    697,261.70x = 1,045,754.85 × 191,692.31
  4. Step 4: Simplify right side
    697,261.70x = 200,463,158,380.28
  5. Step 5: Solve for x
    x = 200,463,158,380.28/697,261.70
  6. Step 6: Final answer
    x = 287,500.60

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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.