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Finding the Fourth Proportional to 344,494.35, 516,216.65 and 176,007.87

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Solution

The fourth proportional to 344,494.35, 516,216.65 and 176,007.87 is: 263,743.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,494.35 : 516,216.65 = 176,007.87 : x
  2. Step 2: Convert to fraction form
    344,494.35/516,216.65 = 176,007.87/x
  3. Step 3: Cross multiply
    344,494.35x = 516,216.65 × 176,007.87
  4. Step 4: Simplify right side
    344,494.35x = 90,858,192,145.00
  5. Step 5: Solve for x
    x = 90,858,192,145.00/344,494.35
  6. Step 6: Final answer
    x = 263,743.64

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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.