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Finding the Fourth Proportional to 344,403.72, 516,604.86 and 95,085

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Solution

The fourth proportional to 344,403.72, 516,604.86 and 95,085 is: 142,627.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,403.72 : 516,604.86 = 95,085 : x
  2. Step 2: Convert to fraction form
    344,403.72/516,604.86 = 95,085/x
  3. Step 3: Cross multiply
    344,403.72x = 516,604.86 × 95,085
  4. Step 4: Simplify right side
    344,403.72x = 49,121,373,113.10
  5. Step 5: Solve for x
    x = 49,121,373,113.10/344,403.72
  6. Step 6: Final answer
    x = 142,627.30

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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.