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Finding the Fourth Proportional to 1,769,334.03, 2,441,600.52 and 1,082,156.76

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Solution

The fourth proportional to 1,769,334.03, 2,441,600.52 and 1,082,156.76 is: 1,493,327.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,334.03 : 2,441,600.52 = 1,082,156.76 : x
  2. Step 2: Convert to fraction form
    1,769,334.03/2,441,600.52 = 1,082,156.76/x
  3. Step 3: Cross multiply
    1,769,334.03x = 2,441,600.52 × 1,082,156.76
  4. Step 4: Simplify right side
    1,769,334.03x = 2,642,194,503,879.43
  5. Step 5: Solve for x
    x = 2,642,194,503,879.43/1,769,334.03
  6. Step 6: Final answer
    x = 1,493,327.13

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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.