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Finding the Fourth Proportional to 200,866.52, 301,292.49 and 60,621.50

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Solution

The fourth proportional to 200,866.52, 301,292.49 and 60,621.50 is: 90,930.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,866.52 : 301,292.49 = 60,621.50 : x
  2. Step 2: Convert to fraction form
    200,866.52/301,292.49 = 60,621.50/x
  3. Step 3: Cross multiply
    200,866.52x = 301,292.49 × 60,621.50
  4. Step 4: Simplify right side
    200,866.52x = 18,264,802,682.54
  5. Step 5: Solve for x
    x = 18,264,802,682.54/200,866.52
  6. Step 6: Final answer
    x = 90,930.05

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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.