Home / 297,837.06-411,013.62-161,868.84

Finding the Fourth Proportional to 297,837.06, 411,013.62 and 161,868.84

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Solution

The fourth proportional to 297,837.06, 411,013.62 and 161,868.84 is: 223,378.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,837.06 : 411,013.62 = 161,868.84 : x
  2. Step 2: Convert to fraction form
    297,837.06/411,013.62 = 161,868.84/x
  3. Step 3: Cross multiply
    297,837.06x = 411,013.62 × 161,868.84
  4. Step 4: Simplify right side
    297,837.06x = 66,530,297,893.60
  5. Step 5: Solve for x
    x = 66,530,297,893.60/297,837.06
  6. Step 6: Final answer
    x = 223,378.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.