Home / 1,010,335.20-1,515,713.40-336,625.80

Finding the Fourth Proportional to 1,010,335.20, 1,515,713.40 and 336,625.80

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Solution

The fourth proportional to 1,010,335.20, 1,515,713.40 and 336,625.80 is: 505,008.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,335.20 : 1,515,713.40 = 336,625.80 : x
  2. Step 2: Convert to fraction form
    1,010,335.20/1,515,713.40 = 336,625.80/x
  3. Step 3: Cross multiply
    1,010,335.20x = 1,515,713.40 × 336,625.80
  4. Step 4: Simplify right side
    1,010,335.20x = 510,228,235,845.72
  5. Step 5: Solve for x
    x = 510,228,235,845.72/1,010,335.20
  6. Step 6: Final answer
    x = 505,008.87

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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.