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Finding the Fourth Proportional to 493,671.95, 740,508.02 and 119,694.95

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Solution

The fourth proportional to 493,671.95, 740,508.02 and 119,694.95 is: 179,542.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,671.95 : 740,508.02 = 119,694.95 : x
  2. Step 2: Convert to fraction form
    493,671.95/740,508.02 = 119,694.95/x
  3. Step 3: Cross multiply
    493,671.95x = 740,508.02 × 119,694.95
  4. Step 4: Simplify right side
    493,671.95x = 88,635,066,127.48
  5. Step 5: Solve for x
    x = 88,635,066,127.48/493,671.95
  6. Step 6: Final answer
    x = 179,542.44

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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.