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Finding the Fourth Proportional to 204,653.59, 306,991.76 and 62,520.46

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Solution

The fourth proportional to 204,653.59, 306,991.76 and 62,520.46 is: 93,784.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,653.59 : 306,991.76 = 62,520.46 : x
  2. Step 2: Convert to fraction form
    204,653.59/306,991.76 = 62,520.46/x
  3. Step 3: Cross multiply
    204,653.59x = 306,991.76 × 62,520.46
  4. Step 4: Simplify right side
    204,653.59x = 19,193,264,971.33
  5. Step 5: Solve for x
    x = 19,193,264,971.33/204,653.59
  6. Step 6: Final answer
    x = 93,784.16

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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.