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Finding the Fourth Proportional to 344,318.67, 516,507.75 and 95,000.67

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Solution

The fourth proportional to 344,318.67, 516,507.75 and 95,000.67 is: 142,509.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,318.67 : 516,507.75 = 95,000.67 : x
  2. Step 2: Convert to fraction form
    344,318.67/516,507.75 = 95,000.67/x
  3. Step 3: Cross multiply
    344,318.67x = 516,507.75 × 95,000.67
  4. Step 4: Simplify right side
    344,318.67x = 49,068,582,310.19
  5. Step 5: Solve for x
    x = 49,068,582,310.19/344,318.67
  6. Step 6: Final answer
    x = 142,509.21

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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.