Home / 598,397.25-825,784.28-340,274.22

Finding the Fourth Proportional to 598,397.25, 825,784.28 and 340,274.22

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Solution

The fourth proportional to 598,397.25, 825,784.28 and 340,274.22 is: 469,576.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,397.25 : 825,784.28 = 340,274.22 : x
  2. Step 2: Convert to fraction form
    598,397.25/825,784.28 = 340,274.22/x
  3. Step 3: Cross multiply
    598,397.25x = 825,784.28 × 340,274.22
  4. Step 4: Simplify right side
    598,397.25x = 280,993,098,243.23
  5. Step 5: Solve for x
    x = 280,993,098,243.23/598,397.25
  6. Step 6: Final answer
    x = 469,576.18

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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.