Home / 488,738.20-732,572.70-173,032.60

Finding the Fourth Proportional to 488,738.20, 732,572.70 and 173,032.60

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Solution

The fourth proportional to 488,738.20, 732,572.70 and 173,032.60 is: 259,359.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,738.20 : 732,572.70 = 173,032.60 : x
  2. Step 2: Convert to fraction form
    488,738.20/732,572.70 = 173,032.60/x
  3. Step 3: Cross multiply
    488,738.20x = 732,572.70 × 173,032.60
  4. Step 4: Simplify right side
    488,738.20x = 126,758,958,970.02
  5. Step 5: Solve for x
    x = 126,758,958,970.02/488,738.20
  6. Step 6: Final answer
    x = 259,359.63

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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.