Home / 662,986.60-992,147.10-453,034.60

Finding the Fourth Proportional to 662,986.60, 992,147.10 and 453,034.60

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Solution

The fourth proportional to 662,986.60, 992,147.10 and 453,034.60 is: 677,957.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,986.60 : 992,147.10 = 453,034.60 : x
  2. Step 2: Convert to fraction form
    662,986.60/992,147.10 = 453,034.60/x
  3. Step 3: Cross multiply
    662,986.60x = 992,147.10 × 453,034.60
  4. Step 4: Simplify right side
    662,986.60x = 449,476,964,589.66
  5. Step 5: Solve for x
    x = 449,476,964,589.66/662,986.60
  6. Step 6: Final answer
    x = 677,957.84

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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.