Home / 313,748.28-433,086.90-193,051.44

Finding the Fourth Proportional to 313,748.28, 433,086.90 and 193,051.44

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Solution

The fourth proportional to 313,748.28, 433,086.90 and 193,051.44 is: 266,481.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,748.28 : 433,086.90 = 193,051.44 : x
  2. Step 2: Convert to fraction form
    313,748.28/433,086.90 = 193,051.44/x
  3. Step 3: Cross multiply
    313,748.28x = 433,086.90 × 193,051.44
  4. Step 4: Simplify right side
    313,748.28x = 83,608,049,690.14
  5. Step 5: Solve for x
    x = 83,608,049,690.14/313,748.28
  6. Step 6: Final answer
    x = 266,481.30

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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.