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Finding the Fourth Proportional to 193,657, 290,485.50 and 62,329

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Solution

The fourth proportional to 193,657, 290,485.50 and 62,329 is: 93,493.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,657 : 290,485.50 = 62,329 : x
  2. Step 2: Convert to fraction form
    193,657/290,485.50 = 62,329/x
  3. Step 3: Cross multiply
    193,657x = 290,485.50 × 62,329
  4. Step 4: Simplify right side
    193,657x = 18,105,670,729.50
  5. Step 5: Solve for x
    x = 18,105,670,729.50/193,657
  6. Step 6: Final answer
    x = 93,493.50

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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.