Home / 532,764.60-799,110.45-172,930.20

Finding the Fourth Proportional to 532,764.60, 799,110.45 and 172,930.20

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Solution

The fourth proportional to 532,764.60, 799,110.45 and 172,930.20 is: 259,383.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,764.60 : 799,110.45 = 172,930.20 : x
  2. Step 2: Convert to fraction form
    532,764.60/799,110.45 = 172,930.20/x
  3. Step 3: Cross multiply
    532,764.60x = 799,110.45 × 172,930.20
  4. Step 4: Simplify right side
    532,764.60x = 138,190,329,940.59
  5. Step 5: Solve for x
    x = 138,190,329,940.59/532,764.60
  6. Step 6: Final answer
    x = 259,383.47

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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.