Home / 358,137.02-494,242.08-197,004.54

Finding the Fourth Proportional to 358,137.02, 494,242.08 and 197,004.54

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Solution

The fourth proportional to 358,137.02, 494,242.08 and 197,004.54 is: 271,873.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,137.02 : 494,242.08 = 197,004.54 : x
  2. Step 2: Convert to fraction form
    358,137.02/494,242.08 = 197,004.54/x
  3. Step 3: Cross multiply
    358,137.02x = 494,242.08 × 197,004.54
  4. Step 4: Simplify right side
    358,137.02x = 97,367,933,619.04
  5. Step 5: Solve for x
    x = 97,367,933,619.04/358,137.02
  6. Step 6: Final answer
    x = 271,873.41

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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.