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Finding the Fourth Proportional to 353,464.90, 529,996.56 and 241,280.98

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Solution

The fourth proportional to 353,464.90, 529,996.56 and 241,280.98 is: 361,784.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,464.90 : 529,996.56 = 241,280.98 : x
  2. Step 2: Convert to fraction form
    353,464.90/529,996.56 = 241,280.98/x
  3. Step 3: Cross multiply
    353,464.90x = 529,996.56 × 241,280.98
  4. Step 4: Simplify right side
    353,464.90x = 127,878,089,393.43
  5. Step 5: Solve for x
    x = 127,878,089,393.43/353,464.90
  6. Step 6: Final answer
    x = 361,784.41

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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.