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Finding the Fourth Proportional to 467,245.89, 700,835.99 and 266,938.56

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Solution

The fourth proportional to 467,245.89, 700,835.99 and 266,938.56 is: 400,389.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,245.89 : 700,835.99 = 266,938.56 : x
  2. Step 2: Convert to fraction form
    467,245.89/700,835.99 = 266,938.56/x
  3. Step 3: Cross multiply
    467,245.89x = 700,835.99 × 266,938.56
  4. Step 4: Simplify right side
    467,245.89x = 187,080,148,632.08
  5. Step 5: Solve for x
    x = 187,080,148,632.08/467,245.89
  6. Step 6: Final answer
    x = 400,389.07

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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.