Home / 627,530.49-865,998.78-341,050.59

Finding the Fourth Proportional to 627,530.49, 865,998.78 and 341,050.59

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Solution

The fourth proportional to 627,530.49, 865,998.78 and 341,050.59 is: 470,653.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,530.49 : 865,998.78 = 341,050.59 : x
  2. Step 2: Convert to fraction form
    627,530.49/865,998.78 = 341,050.59/x
  3. Step 3: Cross multiply
    627,530.49x = 865,998.78 × 341,050.59
  4. Step 4: Simplify right side
    627,530.49x = 295,349,394,858.28
  5. Step 5: Solve for x
    x = 295,349,394,858.28/627,530.49
  6. Step 6: Final answer
    x = 470,653.46

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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.