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Finding the Fourth Proportional to 324,258.15, 447,458.16 and 181,027.42

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Solution

The fourth proportional to 324,258.15, 447,458.16 and 181,027.42 is: 249,807.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,258.15 : 447,458.16 = 181,027.42 : x
  2. Step 2: Convert to fraction form
    324,258.15/447,458.16 = 181,027.42/x
  3. Step 3: Cross multiply
    324,258.15x = 447,458.16 × 181,027.42
  4. Step 4: Simplify right side
    324,258.15x = 81,002,196,262.75
  5. Step 5: Solve for x
    x = 81,002,196,262.75/324,258.15
  6. Step 6: Final answer
    x = 249,807.74

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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.