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Finding the Fourth Proportional to 246,346.98, 369,488.69 and 77,884.41

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Solution

The fourth proportional to 246,346.98, 369,488.69 and 77,884.41 is: 116,816.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,346.98 : 369,488.69 = 77,884.41 : x
  2. Step 2: Convert to fraction form
    246,346.98/369,488.69 = 77,884.41/x
  3. Step 3: Cross multiply
    246,346.98x = 369,488.69 × 77,884.41
  4. Step 4: Simplify right side
    246,346.98x = 28,777,408,622.32
  5. Step 5: Solve for x
    x = 28,777,408,622.32/246,346.98
  6. Step 6: Final answer
    x = 116,816.57

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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.