Home / 982,763.96-1,474,154.20-272,847.36

Finding the Fourth Proportional to 982,763.96, 1,474,154.20 and 272,847.36

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Solution

The fourth proportional to 982,763.96, 1,474,154.20 and 272,847.36 is: 409,273.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,763.96 : 1,474,154.20 = 272,847.36 : x
  2. Step 2: Convert to fraction form
    982,763.96/1,474,154.20 = 272,847.36/x
  3. Step 3: Cross multiply
    982,763.96x = 1,474,154.20 × 272,847.36
  4. Step 4: Simplify right side
    982,763.96x = 402,219,080,338.68
  5. Step 5: Solve for x
    x = 402,219,080,338.68/982,763.96
  6. Step 6: Final answer
    x = 409,273.33

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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.