Home / 834,819.41-1,252,126.96-355,239.88

Finding the Fourth Proportional to 834,819.41, 1,252,126.96 and 355,239.88

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Solution

The fourth proportional to 834,819.41, 1,252,126.96 and 355,239.88 is: 532,816.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,819.41 : 1,252,126.96 = 355,239.88 : x
  2. Step 2: Convert to fraction form
    834,819.41/1,252,126.96 = 355,239.88/x
  3. Step 3: Cross multiply
    834,819.41x = 1,252,126.96 × 355,239.88
  4. Step 4: Simplify right side
    834,819.41x = 444,805,426,996.75
  5. Step 5: Solve for x
    x = 444,805,426,996.75/834,819.41
  6. Step 6: Final answer
    x = 532,816.34

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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.