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Finding the Fourth Proportional to 433,589.49, 650,525.67 and 193,674.15

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Solution

The fourth proportional to 433,589.49, 650,525.67 and 193,674.15 is: 290,574.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,589.49 : 650,525.67 = 193,674.15 : x
  2. Step 2: Convert to fraction form
    433,589.49/650,525.67 = 193,674.15/x
  3. Step 3: Cross multiply
    433,589.49x = 650,525.67 × 193,674.15
  4. Step 4: Simplify right side
    433,589.49x = 125,990,006,190.43
  5. Step 5: Solve for x
    x = 125,990,006,190.43/433,589.49
  6. Step 6: Final answer
    x = 290,574.40

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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.