Home / 222,202.40-334,081.20-217,536.80

Finding the Fourth Proportional to 222,202.40, 334,081.20 and 217,536.80

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Solution

The fourth proportional to 222,202.40, 334,081.20 and 217,536.80 is: 327,066.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,202.40 : 334,081.20 = 217,536.80 : x
  2. Step 2: Convert to fraction form
    222,202.40/334,081.20 = 217,536.80/x
  3. Step 3: Cross multiply
    222,202.40x = 334,081.20 × 217,536.80
  4. Step 4: Simplify right side
    222,202.40x = 72,674,955,188.16
  5. Step 5: Solve for x
    x = 72,674,955,188.16/222,202.40
  6. Step 6: Final answer
    x = 327,066.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.