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Finding the Fourth Proportional to 344,651.55, 516,993.53 and 108,001.95

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Solution

The fourth proportional to 344,651.55, 516,993.53 and 108,001.95 is: 162,008.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,651.55 : 516,993.53 = 108,001.95 : x
  2. Step 2: Convert to fraction form
    344,651.55/516,993.53 = 108,001.95/x
  3. Step 3: Cross multiply
    344,651.55x = 516,993.53 × 108,001.95
  4. Step 4: Simplify right side
    344,651.55x = 55,836,308,837.37
  5. Step 5: Solve for x
    x = 55,836,308,837.37/344,651.55
  6. Step 6: Final answer
    x = 162,008.00

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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.