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Finding the Fourth Proportional to 195,429.60, 293,727.60 and 169,768.80

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Solution

The fourth proportional to 195,429.60, 293,727.60 and 169,768.80 is: 255,159.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,429.60 : 293,727.60 = 169,768.80 : x
  2. Step 2: Convert to fraction form
    195,429.60/293,727.60 = 169,768.80/x
  3. Step 3: Cross multiply
    195,429.60x = 293,727.60 × 169,768.80
  4. Step 4: Simplify right side
    195,429.60x = 49,865,782,178.88
  5. Step 5: Solve for x
    x = 49,865,782,178.88/195,429.60
  6. Step 6: Final answer
    x = 255,159.82

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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.