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Finding the Fourth Proportional to 233,447.10, 350,170.65 and 205,890.90

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Solution

The fourth proportional to 233,447.10, 350,170.65 and 205,890.90 is: 308,836.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,447.10 : 350,170.65 = 205,890.90 : x
  2. Step 2: Convert to fraction form
    233,447.10/350,170.65 = 205,890.90/x
  3. Step 3: Cross multiply
    233,447.10x = 350,170.65 × 205,890.90
  4. Step 4: Simplify right side
    233,447.10x = 72,096,950,282.09
  5. Step 5: Solve for x
    x = 72,096,950,282.09/233,447.10
  6. Step 6: Final answer
    x = 308,836.35

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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.