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Finding the Fourth Proportional to 339,592.64, 468,615.14 and 186,627.54

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Solution

The fourth proportional to 339,592.64, 468,615.14 and 186,627.54 is: 257,533.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,592.64 : 468,615.14 = 186,627.54 : x
  2. Step 2: Convert to fraction form
    339,592.64/468,615.14 = 186,627.54/x
  3. Step 3: Cross multiply
    339,592.64x = 468,615.14 × 186,627.54
  4. Step 4: Simplify right side
    339,592.64x = 87,456,492,308.98
  5. Step 5: Solve for x
    x = 87,456,492,308.98/339,592.64
  6. Step 6: Final answer
    x = 257,533.54

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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.