Home / 544,308.74-816,474.32-198,080.36

Finding the Fourth Proportional to 544,308.74, 816,474.32 and 198,080.36

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Solution

The fourth proportional to 544,308.74, 816,474.32 and 198,080.36 is: 297,124.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,308.74 : 816,474.32 = 198,080.36 : x
  2. Step 2: Convert to fraction form
    544,308.74/816,474.32 = 198,080.36/x
  3. Step 3: Cross multiply
    544,308.74x = 816,474.32 × 198,080.36
  4. Step 4: Simplify right side
    544,308.74x = 161,727,525,968.16
  5. Step 5: Solve for x
    x = 161,727,525,968.16/544,308.74
  6. Step 6: Final answer
    x = 297,124.62

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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.