Home / 334,682.25-461,815.02-196,867.43

Finding the Fourth Proportional to 334,682.25, 461,815.02 and 196,867.43

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Solution

The fourth proportional to 334,682.25, 461,815.02 and 196,867.43 is: 271,649.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,682.25 : 461,815.02 = 196,867.43 : x
  2. Step 2: Convert to fraction form
    334,682.25/461,815.02 = 196,867.43/x
  3. Step 3: Cross multiply
    334,682.25x = 461,815.02 × 196,867.43
  4. Step 4: Simplify right side
    334,682.25x = 90,916,333,813.72
  5. Step 5: Solve for x
    x = 90,916,333,813.72/334,682.25
  6. Step 6: Final answer
    x = 271,649.70

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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.