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Finding the Fourth Proportional to 433,577.70, 650,366.55 and 223,625.70

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Solution

The fourth proportional to 433,577.70, 650,366.55 and 223,625.70 is: 335,438.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,577.70 : 650,366.55 = 223,625.70 : x
  2. Step 2: Convert to fraction form
    433,577.70/650,366.55 = 223,625.70/x
  3. Step 3: Cross multiply
    433,577.70x = 650,366.55 × 223,625.70
  4. Step 4: Simplify right side
    433,577.70x = 145,438,675,000.34
  5. Step 5: Solve for x
    x = 145,438,675,000.34/433,577.70
  6. Step 6: Final answer
    x = 335,438.55

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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.