Home / 627,531.22-865,988.31-341,053.36

Finding the Fourth Proportional to 627,531.22, 865,988.31 and 341,053.36

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Solution

The fourth proportional to 627,531.22, 865,988.31 and 341,053.36 is: 470,651.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,531.22 : 865,988.31 = 341,053.36 : x
  2. Step 2: Convert to fraction form
    627,531.22/865,988.31 = 341,053.36/x
  3. Step 3: Cross multiply
    627,531.22x = 865,988.31 × 341,053.36
  4. Step 4: Simplify right side
    627,531.22x = 295,348,222,846.22
  5. Step 5: Solve for x
    x = 295,348,222,846.22/627,531.22
  6. Step 6: Final answer
    x = 470,651.04

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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.