Home / 646,226.68-969,479.85-196,935.68

Finding the Fourth Proportional to 646,226.68, 969,479.85 and 196,935.68

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Solution

The fourth proportional to 646,226.68, 969,479.85 and 196,935.68 is: 295,446.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,226.68 : 969,479.85 = 196,935.68 : x
  2. Step 2: Convert to fraction form
    646,226.68/969,479.85 = 196,935.68/x
  3. Step 3: Cross multiply
    646,226.68x = 969,479.85 × 196,935.68
  4. Step 4: Simplify right side
    646,226.68x = 190,925,173,506.05
  5. Step 5: Solve for x
    x = 190,925,173,506.05/646,226.68
  6. Step 6: Final answer
    x = 295,446.13

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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.