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Finding the Fourth Proportional to 531,829.80, 797,817.60 and 176,806.80

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Solution

The fourth proportional to 531,829.80, 797,817.60 and 176,806.80 is: 265,234.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,829.80 : 797,817.60 = 176,806.80 : x
  2. Step 2: Convert to fraction form
    531,829.80/797,817.60 = 176,806.80/x
  3. Step 3: Cross multiply
    531,829.80x = 797,817.60 × 176,806.80
  4. Step 4: Simplify right side
    531,829.80x = 141,059,576,839.68
  5. Step 5: Solve for x
    x = 141,059,576,839.68/531,829.80
  6. Step 6: Final answer
    x = 265,234.44

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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.