Home / 806,621.74-1,113,169.77-444,079.31

Finding the Fourth Proportional to 806,621.74, 1,113,169.77 and 444,079.31

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Solution

The fourth proportional to 806,621.74, 1,113,169.77 and 444,079.31 is: 612,846.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,621.74 : 1,113,169.77 = 444,079.31 : x
  2. Step 2: Convert to fraction form
    806,621.74/1,113,169.77 = 444,079.31/x
  3. Step 3: Cross multiply
    806,621.74x = 1,113,169.77 × 444,079.31
  4. Step 4: Simplify right side
    806,621.74x = 494,335,657,808.61
  5. Step 5: Solve for x
    x = 494,335,657,808.61/806,621.74
  6. Step 6: Final answer
    x = 612,846.93

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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.