Home / 253,949.11-350,378.87-200,066.90

Finding the Fourth Proportional to 253,949.11, 350,378.87 and 200,066.90

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Solution

The fourth proportional to 253,949.11, 350,378.87 and 200,066.90 is: 276,036.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,949.11 : 350,378.87 = 200,066.90 : x
  2. Step 2: Convert to fraction form
    253,949.11/350,378.87 = 200,066.90/x
  3. Step 3: Cross multiply
    253,949.11x = 350,378.87 × 200,066.90
  4. Step 4: Simplify right side
    253,949.11x = 70,099,211,594.17
  5. Step 5: Solve for x
    x = 70,099,211,594.17/253,949.11
  6. Step 6: Final answer
    x = 276,036.46

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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.