Home / 297,953.12-411,183.40-161,996.22

Finding the Fourth Proportional to 297,953.12, 411,183.40 and 161,996.22

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Solution

The fourth proportional to 297,953.12, 411,183.40 and 161,996.22 is: 223,559.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,953.12 : 411,183.40 = 161,996.22 : x
  2. Step 2: Convert to fraction form
    297,953.12/411,183.40 = 161,996.22/x
  3. Step 3: Cross multiply
    297,953.12x = 411,183.40 × 161,996.22
  4. Step 4: Simplify right side
    297,953.12x = 66,610,156,526.75
  5. Step 5: Solve for x
    x = 66,610,156,526.75/297,953.12
  6. Step 6: Final answer
    x = 223,559.18

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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.