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Finding the Fourth Proportional to 194,312.80, 269,374.54 and 183,669.44

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Solution

The fourth proportional to 194,312.80, 269,374.54 and 183,669.44 is: 254,619.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,312.80 : 269,374.54 = 183,669.44 : x
  2. Step 2: Convert to fraction form
    194,312.80/269,374.54 = 183,669.44/x
  3. Step 3: Cross multiply
    194,312.80x = 269,374.54 × 183,669.44
  4. Step 4: Simplify right side
    194,312.80x = 49,475,870,912.06
  5. Step 5: Solve for x
    x = 49,475,870,912.06/194,312.80
  6. Step 6: Final answer
    x = 254,619.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.