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Finding the Fourth Proportional to 234,136.80, 350,686.80 and 192,664.80

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Solution

The fourth proportional to 234,136.80, 350,686.80 and 192,664.80 is: 288,570.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,136.80 : 350,686.80 = 192,664.80 : x
  2. Step 2: Convert to fraction form
    234,136.80/350,686.80 = 192,664.80/x
  3. Step 3: Cross multiply
    234,136.80x = 350,686.80 × 192,664.80
  4. Step 4: Simplify right side
    234,136.80x = 67,565,002,184.64
  5. Step 5: Solve for x
    x = 67,565,002,184.64/234,136.80
  6. Step 6: Final answer
    x = 288,570.62

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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.