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Finding the Fourth Proportional to 433,518.30, 650,277.45 and 223,566.30

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Solution

The fourth proportional to 433,518.30, 650,277.45 and 223,566.30 is: 335,349.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,518.30 : 650,277.45 = 223,566.30 : x
  2. Step 2: Convert to fraction form
    433,518.30/650,277.45 = 223,566.30/x
  3. Step 3: Cross multiply
    433,518.30x = 650,277.45 × 223,566.30
  4. Step 4: Simplify right side
    433,518.30x = 145,380,123,469.94
  5. Step 5: Solve for x
    x = 145,380,123,469.94/433,518.30
  6. Step 6: Final answer
    x = 335,349.45

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Similar ratio
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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.