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Finding the Fourth Proportional to 233,930.30, 350,892.20 and 56,435.81

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Solution

The fourth proportional to 233,930.30, 350,892.20 and 56,435.81 is: 84,652.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,930.30 : 350,892.20 = 56,435.81 : x
  2. Step 2: Convert to fraction form
    233,930.30/350,892.20 = 56,435.81/x
  3. Step 3: Cross multiply
    233,930.30x = 350,892.20 × 56,435.81
  4. Step 4: Simplify right side
    233,930.30x = 19,802,883,493.04
  5. Step 5: Solve for x
    x = 19,802,883,493.04/233,930.30
  6. Step 6: Final answer
    x = 84,652.92

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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.