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Finding the Fourth Proportional to 662,614.92, 993,804.07 and 176,299.86

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Solution

The fourth proportional to 662,614.92, 993,804.07 and 176,299.86 is: 264,418.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,614.92 : 993,804.07 = 176,299.86 : x
  2. Step 2: Convert to fraction form
    662,614.92/993,804.07 = 176,299.86/x
  3. Step 3: Cross multiply
    662,614.92x = 993,804.07 × 176,299.86
  4. Step 4: Simplify right side
    662,614.92x = 175,207,518,408.43
  5. Step 5: Solve for x
    x = 175,207,518,408.43/662,614.92
  6. Step 6: Final answer
    x = 264,418.31

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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.