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Finding the Fourth Proportional to 222,523.20, 333,784.80 and 148,132.80

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Solution

The fourth proportional to 222,523.20, 333,784.80 and 148,132.80 is: 222,199.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,523.20 : 333,784.80 = 148,132.80 : x
  2. Step 2: Convert to fraction form
    222,523.20/333,784.80 = 148,132.80/x
  3. Step 3: Cross multiply
    222,523.20x = 333,784.80 × 148,132.80
  4. Step 4: Simplify right side
    222,523.20x = 49,444,477,021.44
  5. Step 5: Solve for x
    x = 49,444,477,021.44/222,523.20
  6. Step 6: Final answer
    x = 222,199.20

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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.