Home / 544,619.40-814,985.10-345,035.40

Finding the Fourth Proportional to 544,619.40, 814,985.10 and 345,035.40

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Solution

The fourth proportional to 544,619.40, 814,985.10 and 345,035.40 is: 516,321.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,619.40 : 814,985.10 = 345,035.40 : x
  2. Step 2: Convert to fraction form
    544,619.40/814,985.10 = 345,035.40/x
  3. Step 3: Cross multiply
    544,619.40x = 814,985.10 × 345,035.40
  4. Step 4: Simplify right side
    544,619.40x = 281,198,709,972.54
  5. Step 5: Solve for x
    x = 281,198,709,972.54/544,619.40
  6. Step 6: Final answer
    x = 516,321.51

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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.