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Finding the Fourth Proportional to 488,453.40, 732,898.80 and 222,076.80

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Solution

The fourth proportional to 488,453.40, 732,898.80 and 222,076.80 is: 333,214.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,453.40 : 732,898.80 = 222,076.80 : x
  2. Step 2: Convert to fraction form
    488,453.40/732,898.80 = 222,076.80/x
  3. Step 3: Cross multiply
    488,453.40x = 732,898.80 × 222,076.80
  4. Step 4: Simplify right side
    488,453.40x = 162,759,820,227.84
  5. Step 5: Solve for x
    x = 162,759,820,227.84/488,453.40
  6. Step 6: Final answer
    x = 333,214.63

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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.