Home / 329,748.60-494,525.70-130,002.60

Finding the Fourth Proportional to 329,748.60, 494,525.70 and 130,002.60

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Solution

The fourth proportional to 329,748.60, 494,525.70 and 130,002.60 is: 194,965.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,748.60 : 494,525.70 = 130,002.60 : x
  2. Step 2: Convert to fraction form
    329,748.60/494,525.70 = 130,002.60/x
  3. Step 3: Cross multiply
    329,748.60x = 494,525.70 × 130,002.60
  4. Step 4: Simplify right side
    329,748.60x = 64,289,626,766.82
  5. Step 5: Solve for x
    x = 64,289,626,766.82/329,748.60
  6. Step 6: Final answer
    x = 194,965.58

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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.