Home / 737,692.57-1,018,005.73-415,406.53

Finding the Fourth Proportional to 737,692.57, 1,018,005.73 and 415,406.53

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Solution

The fourth proportional to 737,692.57, 1,018,005.73 and 415,406.53 is: 573,255.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,692.57 : 1,018,005.73 = 415,406.53 : x
  2. Step 2: Convert to fraction form
    737,692.57/1,018,005.73 = 415,406.53/x
  3. Step 3: Cross multiply
    737,692.57x = 1,018,005.73 × 415,406.53
  4. Step 4: Simplify right side
    737,692.57x = 422,886,227,819.42
  5. Step 5: Solve for x
    x = 422,886,227,819.42/737,692.57
  6. Step 6: Final answer
    x = 573,255.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.