Home / 625,844.82-938,392.32-199,196.34

Finding the Fourth Proportional to 625,844.82, 938,392.32 and 199,196.34

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Solution

The fourth proportional to 625,844.82, 938,392.32 and 199,196.34 is: 298,675.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,844.82 : 938,392.32 = 199,196.34 : x
  2. Step 2: Convert to fraction form
    625,844.82/938,392.32 = 199,196.34/x
  3. Step 3: Cross multiply
    625,844.82x = 938,392.32 × 199,196.34
  4. Step 4: Simplify right side
    625,844.82x = 186,924,315,628.11
  5. Step 5: Solve for x
    x = 186,924,315,628.11/625,844.82
  6. Step 6: Final answer
    x = 298,675.18

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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.