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Finding the Fourth Proportional to 303,599.80, 454,670.70 and 163,048.60

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Solution

The fourth proportional to 303,599.80, 454,670.70 and 163,048.60 is: 244,181.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,599.80 : 454,670.70 = 163,048.60 : x
  2. Step 2: Convert to fraction form
    303,599.80/454,670.70 = 163,048.60/x
  3. Step 3: Cross multiply
    303,599.80x = 454,670.70 × 163,048.60
  4. Step 4: Simplify right side
    303,599.80x = 74,133,421,096.02
  5. Step 5: Solve for x
    x = 74,133,421,096.02/303,599.80
  6. Step 6: Final answer
    x = 244,181.39

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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.