Home / 426,721.44-588,892.50-245,433.15

Finding the Fourth Proportional to 426,721.44, 588,892.50 and 245,433.15

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Solution

The fourth proportional to 426,721.44, 588,892.50 and 245,433.15 is: 338,707.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,721.44 : 588,892.50 = 245,433.15 : x
  2. Step 2: Convert to fraction form
    426,721.44/588,892.50 = 245,433.15/x
  3. Step 3: Cross multiply
    426,721.44x = 588,892.50 × 245,433.15
  4. Step 4: Simplify right side
    426,721.44x = 144,533,741,286.38
  5. Step 5: Solve for x
    x = 144,533,741,286.38/426,721.44
  6. Step 6: Final answer
    x = 338,707.47

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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.