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Finding the Fourth Proportional to 222,426.90, 333,623.70 and 80,272.17

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Solution

The fourth proportional to 222,426.90, 333,623.70 and 80,272.17 is: 120,402.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,426.90 : 333,623.70 = 80,272.17 : x
  2. Step 2: Convert to fraction form
    222,426.90/333,623.70 = 80,272.17/x
  3. Step 3: Cross multiply
    222,426.90x = 333,623.70 × 80,272.17
  4. Step 4: Simplify right side
    222,426.90x = 26,780,698,362.43
  5. Step 5: Solve for x
    x = 26,780,698,362.43/222,426.90
  6. Step 6: Final answer
    x = 120,402.25

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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.