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Finding the Fourth Proportional to 544,534.45, 751,349.93 and 329,694.50

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Solution

The fourth proportional to 544,534.45, 751,349.93 and 329,694.50 is: 454,913.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,534.45 : 751,349.93 = 329,694.50 : x
  2. Step 2: Convert to fraction form
    544,534.45/751,349.93 = 329,694.50/x
  3. Step 3: Cross multiply
    544,534.45x = 751,349.93 × 329,694.50
  4. Step 4: Simplify right side
    544,534.45x = 247,715,939,726.29
  5. Step 5: Solve for x
    x = 247,715,939,726.29/544,534.45
  6. Step 6: Final answer
    x = 454,913.26

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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.