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Finding the Fourth Proportional to 522,194.60, 783,333.42 and 222,677.78

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Solution

The fourth proportional to 522,194.60, 783,333.42 and 222,677.78 is: 334,034.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,194.60 : 783,333.42 = 222,677.78 : x
  2. Step 2: Convert to fraction form
    522,194.60/783,333.42 = 222,677.78/x
  3. Step 3: Cross multiply
    522,194.60x = 783,333.42 × 222,677.78
  4. Step 4: Simplify right side
    522,194.60x = 174,430,945,510.02
  5. Step 5: Solve for x
    x = 174,430,945,510.02/522,194.60
  6. Step 6: Final answer
    x = 334,034.37

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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.