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Finding the Fourth Proportional to 544,033.60, 816,165.60 and 164,923.20

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Solution

The fourth proportional to 544,033.60, 816,165.60 and 164,923.20 is: 247,419.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,033.60 : 816,165.60 = 164,923.20 : x
  2. Step 2: Convert to fraction form
    544,033.60/816,165.60 = 164,923.20/x
  3. Step 3: Cross multiply
    544,033.60x = 816,165.60 × 164,923.20
  4. Step 4: Simplify right side
    544,033.60x = 134,604,642,481.92
  5. Step 5: Solve for x
    x = 134,604,642,481.92/544,033.60
  6. Step 6: Final answer
    x = 247,419.72

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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.