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Finding the Fourth Proportional to 200,869.52, 301,296.99 and 60,624.50

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Solution

The fourth proportional to 200,869.52, 301,296.99 and 60,624.50 is: 90,934.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,869.52 : 301,296.99 = 60,624.50 : x
  2. Step 2: Convert to fraction form
    200,869.52/301,296.99 = 60,624.50/x
  3. Step 3: Cross multiply
    200,869.52x = 301,296.99 × 60,624.50
  4. Step 4: Simplify right side
    200,869.52x = 18,265,979,370.26
  5. Step 5: Solve for x
    x = 18,265,979,370.26/200,869.52
  6. Step 6: Final answer
    x = 90,934.55

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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.