Home / 941,170.39-1,298,814.15-511,449.60

Finding the Fourth Proportional to 941,170.39, 1,298,814.15 and 511,449.60

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Solution

The fourth proportional to 941,170.39, 1,298,814.15 and 511,449.60 is: 705,799.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,170.39 : 1,298,814.15 = 511,449.60 : x
  2. Step 2: Convert to fraction form
    941,170.39/1,298,814.15 = 511,449.60/x
  3. Step 3: Cross multiply
    941,170.39x = 1,298,814.15 × 511,449.60
  4. Step 4: Simplify right side
    941,170.39x = 664,277,977,491.84
  5. Step 5: Solve for x
    x = 664,277,977,491.84/941,170.39
  6. Step 6: Final answer
    x = 705,799.91

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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.