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Finding the Fourth Proportional to 840,369.60, 1,260,362.16 and 241,326

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Solution

The fourth proportional to 840,369.60, 1,260,362.16 and 241,326 is: 361,933.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,369.60 : 1,260,362.16 = 241,326 : x
  2. Step 2: Convert to fraction form
    840,369.60/1,260,362.16 = 241,326/x
  3. Step 3: Cross multiply
    840,369.60x = 1,260,362.16 × 241,326
  4. Step 4: Simplify right side
    840,369.60x = 304,158,158,624.16
  5. Step 5: Solve for x
    x = 304,158,158,624.16/840,369.60
  6. Step 6: Final answer
    x = 361,933.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.