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Finding the Fourth Proportional to 353,076.64, 529,725.62 and 116,585.39

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Solution

The fourth proportional to 353,076.64, 529,725.62 and 116,585.39 is: 174,914.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,076.64 : 529,725.62 = 116,585.39 : x
  2. Step 2: Convert to fraction form
    353,076.64/529,725.62 = 116,585.39/x
  3. Step 3: Cross multiply
    353,076.64x = 529,725.62 × 116,585.39
  4. Step 4: Simplify right side
    353,076.64x = 61,758,269,616.47
  5. Step 5: Solve for x
    x = 61,758,269,616.47/353,076.64
  6. Step 6: Final answer
    x = 174,914.63

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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.