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Finding the Fourth Proportional to 243,010.20, 364,515.30 and 167,230.65

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Solution

The fourth proportional to 243,010.20, 364,515.30 and 167,230.65 is: 250,845.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,010.20 : 364,515.30 = 167,230.65 : x
  2. Step 2: Convert to fraction form
    243,010.20/364,515.30 = 167,230.65/x
  3. Step 3: Cross multiply
    243,010.20x = 364,515.30 × 167,230.65
  4. Step 4: Simplify right side
    243,010.20x = 60,958,130,553.95
  5. Step 5: Solve for x
    x = 60,958,130,553.95/243,010.20
  6. Step 6: Final answer
    x = 250,845.98

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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.