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Finding the Fourth Proportional to 1,093,919.44, 1,509,692.50 and 603,983.44

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Solution

The fourth proportional to 1,093,919.44, 1,509,692.50 and 603,983.44 is: 833,543.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,919.44 : 1,509,692.50 = 603,983.44 : x
  2. Step 2: Convert to fraction form
    1,093,919.44/1,509,692.50 = 603,983.44/x
  3. Step 3: Cross multiply
    1,093,919.44x = 1,509,692.50 × 603,983.44
  4. Step 4: Simplify right side
    1,093,919.44x = 911,829,269,492.20
  5. Step 5: Solve for x
    x = 911,829,269,492.20/1,093,919.44
  6. Step 6: Final answer
    x = 833,543.35

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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.