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Finding the Fourth Proportional to 613,525.58, 844,787.54 and 611,754.11

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Solution

The fourth proportional to 613,525.58, 844,787.54 and 611,754.11 is: 842,348.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,525.58 : 844,787.54 = 611,754.11 : x
  2. Step 2: Convert to fraction form
    613,525.58/844,787.54 = 611,754.11/x
  3. Step 3: Cross multiply
    613,525.58x = 844,787.54 × 611,754.11
  4. Step 4: Simplify right side
    613,525.58x = 516,802,246,030.44
  5. Step 5: Solve for x
    x = 516,802,246,030.44/613,525.58
  6. Step 6: Final answer
    x = 842,348.33

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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.