Home / 806,198.44-1,112,181.60-519,810.52

Finding the Fourth Proportional to 806,198.44, 1,112,181.60 and 519,810.52

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Solution

The fourth proportional to 806,198.44, 1,112,181.60 and 519,810.52 is: 717,098.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,198.44 : 1,112,181.60 = 519,810.52 : x
  2. Step 2: Convert to fraction form
    806,198.44/1,112,181.60 = 519,810.52/x
  3. Step 3: Cross multiply
    806,198.44x = 1,112,181.60 × 519,810.52
  4. Step 4: Simplify right side
    806,198.44x = 578,123,695,830.43
  5. Step 5: Solve for x
    x = 578,123,695,830.43/806,198.44
  6. Step 6: Final answer
    x = 717,098.50

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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.