Home / 351,026.20-526,539.30-173,879.20

Finding the Fourth Proportional to 351,026.20, 526,539.30 and 173,879.20

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Solution

The fourth proportional to 351,026.20, 526,539.30 and 173,879.20 is: 260,818.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,026.20 : 526,539.30 = 173,879.20 : x
  2. Step 2: Convert to fraction form
    351,026.20/526,539.30 = 173,879.20/x
  3. Step 3: Cross multiply
    351,026.20x = 526,539.30 × 173,879.20
  4. Step 4: Simplify right side
    351,026.20x = 91,554,232,252.56
  5. Step 5: Solve for x
    x = 91,554,232,252.56/351,026.20
  6. Step 6: Final answer
    x = 260,818.80

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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.