Home / 695,755.18-1,042,434.54-543,893.17

Finding the Fourth Proportional to 695,755.18, 1,042,434.54 and 543,893.17

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Solution

The fourth proportional to 695,755.18, 1,042,434.54 and 543,893.17 is: 814,903.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,755.18 : 1,042,434.54 = 543,893.17 : x
  2. Step 2: Convert to fraction form
    695,755.18/1,042,434.54 = 543,893.17/x
  3. Step 3: Cross multiply
    695,755.18x = 1,042,434.54 × 543,893.17
  4. Step 4: Simplify right side
    695,755.18x = 566,973,026,478.09
  5. Step 5: Solve for x
    x = 566,973,026,478.09/695,755.18
  6. Step 6: Final answer
    x = 814,903.06

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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.