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Finding the Fourth Proportional to 242,356.46, 363,537.33 and 84,585.50

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Solution

The fourth proportional to 242,356.46, 363,537.33 and 84,585.50 is: 126,879.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,356.46 : 363,537.33 = 84,585.50 : x
  2. Step 2: Convert to fraction form
    242,356.46/363,537.33 = 84,585.50/x
  3. Step 3: Cross multiply
    242,356.46x = 363,537.33 × 84,585.50
  4. Step 4: Simplify right side
    242,356.46x = 30,749,986,826.72
  5. Step 5: Solve for x
    x = 30,749,986,826.72/242,356.46
  6. Step 6: Final answer
    x = 126,879.17

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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.