Home / 284,934.72-427,229.40-196,090.62

Finding the Fourth Proportional to 284,934.72, 427,229.40 and 196,090.62

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Solution

The fourth proportional to 284,934.72, 427,229.40 and 196,090.62 is: 294,017.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,934.72 : 427,229.40 = 196,090.62 : x
  2. Step 2: Convert to fraction form
    284,934.72/427,229.40 = 196,090.62/x
  3. Step 3: Cross multiply
    284,934.72x = 427,229.40 × 196,090.62
  4. Step 4: Simplify right side
    284,934.72x = 83,775,677,928.23
  5. Step 5: Solve for x
    x = 83,775,677,928.23/284,934.72
  6. Step 6: Final answer
    x = 294,017.09

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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.