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Finding the Fourth Proportional to 540,254.93, 809,819.24 and 203,063.27

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Solution

The fourth proportional to 540,254.93, 809,819.24 and 203,063.27 is: 304,383.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,254.93 : 809,819.24 = 203,063.27 : x
  2. Step 2: Convert to fraction form
    540,254.93/809,819.24 = 203,063.27/x
  3. Step 3: Cross multiply
    540,254.93x = 809,819.24 × 203,063.27
  4. Step 4: Simplify right side
    540,254.93x = 164,444,537,918.90
  5. Step 5: Solve for x
    x = 164,444,537,918.90/540,254.93
  6. Step 6: Final answer
    x = 304,383.23

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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.