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Finding the Fourth Proportional to 404,607.14, 558,546.81 and 234,808.46

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Solution

The fourth proportional to 404,607.14, 558,546.81 and 234,808.46 is: 324,145.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,607.14 : 558,546.81 = 234,808.46 : x
  2. Step 2: Convert to fraction form
    404,607.14/558,546.81 = 234,808.46/x
  3. Step 3: Cross multiply
    404,607.14x = 558,546.81 × 234,808.46
  4. Step 4: Simplify right side
    404,607.14x = 131,151,516,294.01
  5. Step 5: Solve for x
    x = 131,151,516,294.01/404,607.14
  6. Step 6: Final answer
    x = 324,145.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.