Home / 941,087.58-1,298,698.40-511,367.76

Finding the Fourth Proportional to 941,087.58, 1,298,698.40 and 511,367.76

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Solution

The fourth proportional to 941,087.58, 1,298,698.40 and 511,367.76 is: 705,686.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,087.58 : 1,298,698.40 = 511,367.76 : x
  2. Step 2: Convert to fraction form
    941,087.58/1,298,698.40 = 511,367.76/x
  3. Step 3: Cross multiply
    941,087.58x = 1,298,698.40 × 511,367.76
  4. Step 4: Simplify right side
    941,087.58x = 664,112,491,723.58
  5. Step 5: Solve for x
    x = 664,112,491,723.58/941,087.58
  6. Step 6: Final answer
    x = 705,686.17

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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.