Home / 465,180.10-697,327.20-149,415.61

Finding the Fourth Proportional to 465,180.10, 697,327.20 and 149,415.61

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Solution

The fourth proportional to 465,180.10, 697,327.20 and 149,415.61 is: 223,981.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,180.10 : 697,327.20 = 149,415.61 : x
  2. Step 2: Convert to fraction form
    465,180.10/697,327.20 = 149,415.61/x
  3. Step 3: Cross multiply
    465,180.10x = 697,327.20 × 149,415.61
  4. Step 4: Simplify right side
    465,180.10x = 104,191,568,957.59
  5. Step 5: Solve for x
    x = 104,191,568,957.59/465,180.10
  6. Step 6: Final answer
    x = 223,981.14

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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.