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Finding the Fourth Proportional to 195,737.60, 294,220.80 and 192,051.20

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Solution

The fourth proportional to 195,737.60, 294,220.80 and 192,051.20 is: 288,679.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,737.60 : 294,220.80 = 192,051.20 : x
  2. Step 2: Convert to fraction form
    195,737.60/294,220.80 = 192,051.20/x
  3. Step 3: Cross multiply
    195,737.60x = 294,220.80 × 192,051.20
  4. Step 4: Simplify right side
    195,737.60x = 56,505,457,704.96
  5. Step 5: Solve for x
    x = 56,505,457,704.96/195,737.60
  6. Step 6: Final answer
    x = 288,679.63

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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.