Home / 340,537.83-469,901.06-195,336.09

Finding the Fourth Proportional to 340,537.83, 469,901.06 and 195,336.09

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Solution

The fourth proportional to 340,537.83, 469,901.06 and 195,336.09 is: 269,540.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,537.83 : 469,901.06 = 195,336.09 : x
  2. Step 2: Convert to fraction form
    340,537.83/469,901.06 = 195,336.09/x
  3. Step 3: Cross multiply
    340,537.83x = 469,901.06 × 195,336.09
  4. Step 4: Simplify right side
    340,537.83x = 91,788,634,770.58
  5. Step 5: Solve for x
    x = 91,788,634,770.58/340,537.83
  6. Step 6: Final answer
    x = 269,540.20

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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.