Home / 996,474.59-1,375,178.72-560,920.05

Finding the Fourth Proportional to 996,474.59, 1,375,178.72 and 560,920.05

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Solution

The fourth proportional to 996,474.59, 1,375,178.72 and 560,920.05 is: 774,094.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,474.59 : 1,375,178.72 = 560,920.05 : x
  2. Step 2: Convert to fraction form
    996,474.59/1,375,178.72 = 560,920.05/x
  3. Step 3: Cross multiply
    996,474.59x = 1,375,178.72 × 560,920.05
  4. Step 4: Simplify right side
    996,474.59x = 771,365,309,505.44
  5. Step 5: Solve for x
    x = 771,365,309,505.44/996,474.59
  6. Step 6: Final answer
    x = 774,094.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.