Home / 822,616.43-1,233,426.49-537,963.39

Finding the Fourth Proportional to 822,616.43, 1,233,426.49 and 537,963.39

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Solution

The fourth proportional to 822,616.43, 1,233,426.49 and 537,963.39 is: 806,619.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,616.43 : 1,233,426.49 = 537,963.39 : x
  2. Step 2: Convert to fraction form
    822,616.43/1,233,426.49 = 537,963.39/x
  3. Step 3: Cross multiply
    822,616.43x = 1,233,426.49 × 537,963.39
  4. Step 4: Simplify right side
    822,616.43x = 663,538,294,531.29
  5. Step 5: Solve for x
    x = 663,538,294,531.29/822,616.43
  6. Step 6: Final answer
    x = 806,619.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.