Home / 329,824.60-455,168.94-193,856.56

Finding the Fourth Proportional to 329,824.60, 455,168.94 and 193,856.56

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Solution

The fourth proportional to 329,824.60, 455,168.94 and 193,856.56 is: 267,528.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,824.60 : 455,168.94 = 193,856.56 : x
  2. Step 2: Convert to fraction form
    329,824.60/455,168.94 = 193,856.56/x
  3. Step 3: Cross multiply
    329,824.60x = 455,168.94 × 193,856.56
  4. Step 4: Simplify right side
    329,824.60x = 88,237,484,927.25
  5. Step 5: Solve for x
    x = 88,237,484,927.25/329,824.60
  6. Step 6: Final answer
    x = 267,528.51

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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.