Home / 809,173.20-1,213,372.14-382,353.84

Finding the Fourth Proportional to 809,173.20, 1,213,372.14 and 382,353.84

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Solution

The fourth proportional to 809,173.20, 1,213,372.14 and 382,353.84 is: 573,347.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,173.20 : 1,213,372.14 = 382,353.84 : x
  2. Step 2: Convert to fraction form
    809,173.20/1,213,372.14 = 382,353.84/x
  3. Step 3: Cross multiply
    809,173.20x = 1,213,372.14 × 382,353.84
  4. Step 4: Simplify right side
    809,173.20x = 463,937,497,078.02
  5. Step 5: Solve for x
    x = 463,937,497,078.02/809,173.20
  6. Step 6: Final answer
    x = 573,347.58

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.