Home / 358,214.19-494,338.79-194,874.26

Finding the Fourth Proportional to 358,214.19, 494,338.79 and 194,874.26

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Solution

The fourth proportional to 358,214.19, 494,338.79 and 194,874.26 is: 268,928.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,214.19 : 494,338.79 = 194,874.26 : x
  2. Step 2: Convert to fraction form
    358,214.19/494,338.79 = 194,874.26/x
  3. Step 3: Cross multiply
    358,214.19x = 494,338.79 × 194,874.26
  4. Step 4: Simplify right side
    358,214.19x = 96,333,903,906.04
  5. Step 5: Solve for x
    x = 96,333,903,906.04/358,214.19
  6. Step 6: Final answer
    x = 268,928.22

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1.5x scale

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.