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Finding the Fourth Proportional to 233,930.10, 350,891.91 and 56,435.61

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Solution

The fourth proportional to 233,930.10, 350,891.91 and 56,435.61 is: 84,652.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,930.10 : 350,891.91 = 56,435.61 : x
  2. Step 2: Convert to fraction form
    233,930.10/350,891.91 = 56,435.61/x
  3. Step 3: Cross multiply
    233,930.10x = 350,891.91 × 56,435.61
  4. Step 4: Simplify right side
    233,930.10x = 19,802,798,984.92
  5. Step 5: Solve for x
    x = 19,802,798,984.92/233,930.10
  6. Step 6: Final answer
    x = 84,652.63

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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.