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Finding the Fourth Proportional to 234,797.88, 352,184.54 and 77,005.56

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Solution

The fourth proportional to 234,797.88, 352,184.54 and 77,005.56 is: 115,504.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,797.88 : 352,184.54 = 77,005.56 : x
  2. Step 2: Convert to fraction form
    234,797.88/352,184.54 = 77,005.56/x
  3. Step 3: Cross multiply
    234,797.88x = 352,184.54 × 77,005.56
  4. Step 4: Simplify right side
    234,797.88x = 27,120,167,726.04
  5. Step 5: Solve for x
    x = 27,120,167,726.04/234,797.88
  6. Step 6: Final answer
    x = 115,504.31

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1.5x scale

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.