Home / 340,243.44-469,505.40-197,013.18

Finding the Fourth Proportional to 340,243.44, 469,505.40 and 197,013.18

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Solution

The fourth proportional to 340,243.44, 469,505.40 and 197,013.18 is: 271,860.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,243.44 : 469,505.40 = 197,013.18 : x
  2. Step 2: Convert to fraction form
    340,243.44/469,505.40 = 197,013.18/x
  3. Step 3: Cross multiply
    340,243.44x = 469,505.40 × 197,013.18
  4. Step 4: Simplify right side
    340,243.44x = 92,498,751,881.17
  5. Step 5: Solve for x
    x = 92,498,751,881.17/340,243.44
  6. Step 6: Final answer
    x = 271,860.50

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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.