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Finding the Fourth Proportional to 332,350.40, 498,185.40 and 163,611.20

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Solution

The fourth proportional to 332,350.40, 498,185.40 and 163,611.20 is: 245,249.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,350.40 : 498,185.40 = 163,611.20 : x
  2. Step 2: Convert to fraction form
    332,350.40/498,185.40 = 163,611.20/x
  3. Step 3: Cross multiply
    332,350.40x = 498,185.40 × 163,611.20
  4. Step 4: Simplify right side
    332,350.40x = 81,508,711,116.48
  5. Step 5: Solve for x
    x = 81,508,711,116.48/332,350.40
  6. Step 6: Final answer
    x = 245,249.32

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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.