Home / 330,583.52-456,205.24-196,447.52

Finding the Fourth Proportional to 330,583.52, 456,205.24 and 196,447.52

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Solution

The fourth proportional to 330,583.52, 456,205.24 and 196,447.52 is: 271,097.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,583.52 : 456,205.24 = 196,447.52 : x
  2. Step 2: Convert to fraction form
    330,583.52/456,205.24 = 196,447.52/x
  3. Step 3: Cross multiply
    330,583.52x = 456,205.24 × 196,447.52
  4. Step 4: Simplify right side
    330,583.52x = 89,620,388,009.00
  5. Step 5: Solve for x
    x = 89,620,388,009.00/330,583.52
  6. Step 6: Final answer
    x = 271,097.57

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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.