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Finding the Fourth Proportional to 259,994.60, 358,794.92 and 152,566.43

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Solution

The fourth proportional to 259,994.60, 358,794.92 and 152,566.43 is: 210,543.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,994.60 : 358,794.92 = 152,566.43 : x
  2. Step 2: Convert to fraction form
    259,994.60/358,794.92 = 152,566.43/x
  3. Step 3: Cross multiply
    259,994.60x = 358,794.92 × 152,566.43
  4. Step 4: Simplify right side
    259,994.60x = 54,740,057,489.73
  5. Step 5: Solve for x
    x = 54,740,057,489.73/259,994.60
  6. Step 6: Final answer
    x = 210,543.06

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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.