Home / 806,272.44-1,112,283.72-519,884.52

Finding the Fourth Proportional to 806,272.44, 1,112,283.72 and 519,884.52

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Solution

The fourth proportional to 806,272.44, 1,112,283.72 and 519,884.52 is: 717,200.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,272.44 : 1,112,283.72 = 519,884.52 : x
  2. Step 2: Convert to fraction form
    806,272.44/1,112,283.72 = 519,884.52/x
  3. Step 3: Cross multiply
    806,272.44x = 1,112,283.72 × 519,884.52
  4. Step 4: Simplify right side
    806,272.44x = 578,259,087,876.01
  5. Step 5: Solve for x
    x = 578,259,087,876.01/806,272.44
  6. Step 6: Final answer
    x = 717,200.61

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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.