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Finding the Fourth Proportional to 544,273.32, 816,412.58 and 165,197.36

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Solution

The fourth proportional to 544,273.32, 816,412.58 and 165,197.36 is: 247,796.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,273.32 : 816,412.58 = 165,197.36 : x
  2. Step 2: Convert to fraction form
    544,273.32/816,412.58 = 165,197.36/x
  3. Step 3: Cross multiply
    544,273.32x = 816,412.58 × 165,197.36
  4. Step 4: Simplify right side
    544,273.32x = 134,869,197,978.74
  5. Step 5: Solve for x
    x = 134,869,197,978.74/544,273.32
  6. Step 6: Final answer
    x = 247,796.82

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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.