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Finding the Fourth Proportional to 329,065.80, 493,598.70 and 196,096.20

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Solution

The fourth proportional to 329,065.80, 493,598.70 and 196,096.20 is: 294,144.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,065.80 : 493,598.70 = 196,096.20 : x
  2. Step 2: Convert to fraction form
    329,065.80/493,598.70 = 196,096.20/x
  3. Step 3: Cross multiply
    329,065.80x = 493,598.70 × 196,096.20
  4. Step 4: Simplify right side
    329,065.80x = 96,792,829,394.94
  5. Step 5: Solve for x
    x = 96,792,829,394.94/329,065.80
  6. Step 6: Final answer
    x = 294,144.30

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1.5x scale

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.