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Finding the Fourth Proportional to 344,089.50, 516,177.99 and 94,771.50

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Solution

The fourth proportional to 344,089.50, 516,177.99 and 94,771.50 is: 142,169.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,089.50 : 516,177.99 = 94,771.50 : x
  2. Step 2: Convert to fraction form
    344,089.50/516,177.99 = 94,771.50/x
  3. Step 3: Cross multiply
    344,089.50x = 516,177.99 × 94,771.50
  4. Step 4: Simplify right side
    344,089.50x = 48,918,962,379.29
  5. Step 5: Solve for x
    x = 48,918,962,379.29/344,089.50
  6. Step 6: Final answer
    x = 142,169.30

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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.