Home / 329,004.20-493,736.70-210,962.60

Finding the Fourth Proportional to 329,004.20, 493,736.70 and 210,962.60

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Solution

The fourth proportional to 329,004.20, 493,736.70 and 210,962.60 is: 316,591.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,004.20 : 493,736.70 = 210,962.60 : x
  2. Step 2: Convert to fraction form
    329,004.20/493,736.70 = 210,962.60/x
  3. Step 3: Cross multiply
    329,004.20x = 493,736.70 × 210,962.60
  4. Step 4: Simplify right side
    329,004.20x = 104,159,977,947.42
  5. Step 5: Solve for x
    x = 104,159,977,947.42/329,004.20
  6. Step 6: Final answer
    x = 316,591.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.