Home / 340,278.49-469,611.44-197,041.06

Finding the Fourth Proportional to 340,278.49, 469,611.44 and 197,041.06

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Solution

The fourth proportional to 340,278.49, 469,611.44 and 197,041.06 is: 271,932.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,278.49 : 469,611.44 = 197,041.06 : x
  2. Step 2: Convert to fraction form
    340,278.49/469,611.44 = 197,041.06/x
  3. Step 3: Cross multiply
    340,278.49x = 469,611.44 × 197,041.06
  4. Step 4: Simplify right side
    340,278.49x = 92,532,734,940.52
  5. Step 5: Solve for x
    x = 92,532,734,940.52/340,278.49
  6. Step 6: Final answer
    x = 271,932.37

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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.