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Finding the Fourth Proportional to 362,325.80, 542,451.90 and 222,357.80

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Solution

The fourth proportional to 362,325.80, 542,451.90 and 222,357.80 is: 332,900.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,325.80 : 542,451.90 = 222,357.80 : x
  2. Step 2: Convert to fraction form
    362,325.80/542,451.90 = 222,357.80/x
  3. Step 3: Cross multiply
    362,325.80x = 542,451.90 × 222,357.80
  4. Step 4: Simplify right side
    362,325.80x = 120,618,411,089.82
  5. Step 5: Solve for x
    x = 120,618,411,089.82/362,325.80
  6. Step 6: Final answer
    x = 332,900.42

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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.