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Finding the Fourth Proportional to 245,262.96, 367,816.68 and 104,983.92

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Solution

The fourth proportional to 245,262.96, 367,816.68 and 104,983.92 is: 157,442.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,262.96 : 367,816.68 = 104,983.92 : x
  2. Step 2: Convert to fraction form
    245,262.96/367,816.68 = 104,983.92/x
  3. Step 3: Cross multiply
    245,262.96x = 367,816.68 × 104,983.92
  4. Step 4: Simplify right side
    245,262.96x = 38,614,836,907.79
  5. Step 5: Solve for x
    x = 38,614,836,907.79/245,262.96
  6. Step 6: Final answer
    x = 157,442.60

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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.