Home / 493,984.28-681,414.04-297,614.36

Finding the Fourth Proportional to 493,984.28, 681,414.04 and 297,614.36

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Solution

The fourth proportional to 493,984.28, 681,414.04 and 297,614.36 is: 410,536.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,984.28 : 681,414.04 = 297,614.36 : x
  2. Step 2: Convert to fraction form
    493,984.28/681,414.04 = 297,614.36/x
  3. Step 3: Cross multiply
    493,984.28x = 681,414.04 × 297,614.36
  4. Step 4: Simplify right side
    493,984.28x = 202,798,603,409.61
  5. Step 5: Solve for x
    x = 202,798,603,409.61/493,984.28
  6. Step 6: Final answer
    x = 410,536.55

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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.