Home / 607,954.14-911,949.69-208,589.28

Finding the Fourth Proportional to 607,954.14, 911,949.69 and 208,589.28

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Solution

The fourth proportional to 607,954.14, 911,949.69 and 208,589.28 is: 312,890.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,954.14 : 911,949.69 = 208,589.28 : x
  2. Step 2: Convert to fraction form
    607,954.14/911,949.69 = 208,589.28/x
  3. Step 3: Cross multiply
    607,954.14x = 911,949.69 × 208,589.28
  4. Step 4: Simplify right side
    607,954.14x = 190,222,929,233.32
  5. Step 5: Solve for x
    x = 190,222,929,233.32/607,954.14
  6. Step 6: Final answer
    x = 312,890.26

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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.