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Finding the Fourth Proportional to 344,073.15, 516,111.48 and 107,396.01

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Solution

The fourth proportional to 344,073.15, 516,111.48 and 107,396.01 is: 161,094.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,073.15 : 516,111.48 = 107,396.01 : x
  2. Step 2: Convert to fraction form
    344,073.15/516,111.48 = 107,396.01/x
  3. Step 3: Cross multiply
    344,073.15x = 516,111.48 × 107,396.01
  4. Step 4: Simplify right side
    344,073.15x = 55,428,313,667.19
  5. Step 5: Solve for x
    x = 55,428,313,667.19/344,073.15
  6. Step 6: Final answer
    x = 161,094.56

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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.