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Finding the Fourth Proportional to 204,638.40, 306,957.60 and 62,483.40

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Solution

The fourth proportional to 204,638.40, 306,957.60 and 62,483.40 is: 93,725.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,638.40 : 306,957.60 = 62,483.40 : x
  2. Step 2: Convert to fraction form
    204,638.40/306,957.60 = 62,483.40/x
  3. Step 3: Cross multiply
    204,638.40x = 306,957.60 × 62,483.40
  4. Step 4: Simplify right side
    204,638.40x = 19,179,754,503.84
  5. Step 5: Solve for x
    x = 19,179,754,503.84/204,638.40
  6. Step 6: Final answer
    x = 93,725.10

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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.