Home / 893,216.20-1,340,213.10-449,984.20

Finding the Fourth Proportional to 893,216.20, 1,340,213.10 and 449,984.20

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Solution

The fourth proportional to 893,216.20, 1,340,213.10 and 449,984.20 is: 675,172.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,216.20 : 1,340,213.10 = 449,984.20 : x
  2. Step 2: Convert to fraction form
    893,216.20/1,340,213.10 = 449,984.20/x
  3. Step 3: Cross multiply
    893,216.20x = 1,340,213.10 × 449,984.20
  4. Step 4: Simplify right side
    893,216.20x = 603,074,719,633.02
  5. Step 5: Solve for x
    x = 603,074,719,633.02/893,216.20
  6. Step 6: Final answer
    x = 675,172.17

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Why These Related Problems?

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