Home / 809,401.43-1,116,983.03-446,825.50

Finding the Fourth Proportional to 809,401.43, 1,116,983.03 and 446,825.50

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Solution

The fourth proportional to 809,401.43, 1,116,983.03 and 446,825.50 is: 616,624.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,401.43 : 1,116,983.03 = 446,825.50 : x
  2. Step 2: Convert to fraction form
    809,401.43/1,116,983.03 = 446,825.50/x
  3. Step 3: Cross multiply
    809,401.43x = 1,116,983.03 × 446,825.50
  4. Step 4: Simplify right side
    809,401.43x = 499,096,495,844.68
  5. Step 5: Solve for x
    x = 499,096,495,844.68/809,401.43
  6. Step 6: Final answer
    x = 616,624.18

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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.