Home / 806,670.59-1,113,199.49-444,100.82

Finding the Fourth Proportional to 806,670.59, 1,113,199.49 and 444,100.82

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Solution

The fourth proportional to 806,670.59, 1,113,199.49 and 444,100.82 is: 612,855.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,670.59 : 1,113,199.49 = 444,100.82 : x
  2. Step 2: Convert to fraction form
    806,670.59/1,113,199.49 = 444,100.82/x
  3. Step 3: Cross multiply
    806,670.59x = 1,113,199.49 × 444,100.82
  4. Step 4: Simplify right side
    806,670.59x = 494,372,804,112.08
  5. Step 5: Solve for x
    x = 494,372,804,112.08/806,670.59
  6. Step 6: Final answer
    x = 612,855.87

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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.