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Finding the Fourth Proportional to 455,155.23, 682,820.93 and 174,650.67

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Solution

The fourth proportional to 455,155.23, 682,820.93 and 174,650.67 is: 262,009.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,155.23 : 682,820.93 = 174,650.67 : x
  2. Step 2: Convert to fraction form
    455,155.23/682,820.93 = 174,650.67/x
  3. Step 3: Cross multiply
    455,155.23x = 682,820.93 × 174,650.67
  4. Step 4: Simplify right side
    455,155.23x = 119,255,132,041.27
  5. Step 5: Solve for x
    x = 119,255,132,041.27/455,155.23
  6. Step 6: Final answer
    x = 262,009.80

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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.