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Finding the Fourth Proportional to 414,056.37, 571,833.42 and 368,921.09

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Solution

The fourth proportional to 414,056.37, 571,833.42 and 368,921.09 is: 509,499.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,056.37 : 571,833.42 = 368,921.09 : x
  2. Step 2: Convert to fraction form
    414,056.37/571,833.42 = 368,921.09/x
  3. Step 3: Cross multiply
    414,056.37x = 571,833.42 × 368,921.09
  4. Step 4: Simplify right side
    414,056.37x = 210,961,408,553.68
  5. Step 5: Solve for x
    x = 210,961,408,553.68/414,056.37
  6. Step 6: Final answer
    x = 509,499.25

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1.5x scale

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.