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Finding the Fourth Proportional to 344,687.16, 516,502.62 and 231,950.28

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Solution

The fourth proportional to 344,687.16, 516,502.62 and 231,950.28 is: 347,570.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,687.16 : 516,502.62 = 231,950.28 : x
  2. Step 2: Convert to fraction form
    344,687.16/516,502.62 = 231,950.28/x
  3. Step 3: Cross multiply
    344,687.16x = 516,502.62 × 231,950.28
  4. Step 4: Simplify right side
    344,687.16x = 119,802,927,329.73
  5. Step 5: Solve for x
    x = 119,802,927,329.73/344,687.16
  6. Step 6: Final answer
    x = 347,570.03

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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.