Home / 646,258.58-969,424.08-196,994.12

Finding the Fourth Proportional to 646,258.58, 969,424.08 and 196,994.12

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Solution

The fourth proportional to 646,258.58, 969,424.08 and 196,994.12 is: 295,502.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,258.58 : 969,424.08 = 196,994.12 : x
  2. Step 2: Convert to fraction form
    646,258.58/969,424.08 = 196,994.12/x
  3. Step 3: Cross multiply
    646,258.58x = 969,424.08 × 196,994.12
  4. Step 4: Simplify right side
    646,258.58x = 190,970,843,546.41
  5. Step 5: Solve for x
    x = 190,970,843,546.41/646,258.58
  6. Step 6: Final answer
    x = 295,502.22

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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.