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Finding the Fourth Proportional to 365,723.24, 548,412.57 and 237,431.97

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Solution

The fourth proportional to 365,723.24, 548,412.57 and 237,431.97 is: 356,036.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,723.24 : 548,412.57 = 237,431.97 : x
  2. Step 2: Convert to fraction form
    365,723.24/548,412.57 = 237,431.97/x
  3. Step 3: Cross multiply
    365,723.24x = 548,412.57 × 237,431.97
  4. Step 4: Simplify right side
    365,723.24x = 130,210,676,867.86
  5. Step 5: Solve for x
    x = 130,210,676,867.86/365,723.24
  6. Step 6: Final answer
    x = 356,036.11

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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.