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Finding the Fourth Proportional to 347,992.59, 480,207.04 and 204,724.96

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Solution

The fourth proportional to 347,992.59, 480,207.04 and 204,724.96 is: 282,507.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,992.59 : 480,207.04 = 204,724.96 : x
  2. Step 2: Convert to fraction form
    347,992.59/480,207.04 = 204,724.96/x
  3. Step 3: Cross multiply
    347,992.59x = 480,207.04 × 204,724.96
  4. Step 4: Simplify right side
    347,992.59x = 98,310,367,055.72
  5. Step 5: Solve for x
    x = 98,310,367,055.72/347,992.59
  6. Step 6: Final answer
    x = 282,507.07

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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.