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Finding the Fourth Proportional to 306,562.31, 459,912.67 and 93,349.29

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Solution

The fourth proportional to 306,562.31, 459,912.67 and 93,349.29 is: 140,045.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,562.31 : 459,912.67 = 93,349.29 : x
  2. Step 2: Convert to fraction form
    306,562.31/459,912.67 = 93,349.29/x
  3. Step 3: Cross multiply
    306,562.31x = 459,912.67 × 93,349.29
  4. Step 4: Simplify right side
    306,562.31x = 42,932,522,697.80
  5. Step 5: Solve for x
    x = 42,932,522,697.80/306,562.31
  6. Step 6: Final answer
    x = 140,045.01

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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.