Home / 850,809.74-1,174,125.31-468,850.19

Finding the Fourth Proportional to 850,809.74, 1,174,125.31 and 468,850.19

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Solution

The fourth proportional to 850,809.74, 1,174,125.31 and 468,850.19 is: 647,017.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,809.74 : 1,174,125.31 = 468,850.19 : x
  2. Step 2: Convert to fraction form
    850,809.74/1,174,125.31 = 468,850.19/x
  3. Step 3: Cross multiply
    850,809.74x = 1,174,125.31 × 468,850.19
  4. Step 4: Simplify right side
    850,809.74x = 550,488,867,634.56
  5. Step 5: Solve for x
    x = 550,488,867,634.56/850,809.74
  6. Step 6: Final answer
    x = 647,017.59

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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.