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Finding the Fourth Proportional to 373,833.04, 515,881.56 and 204,070

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Solution

The fourth proportional to 373,833.04, 515,881.56 and 204,070 is: 281,612.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,833.04 : 515,881.56 = 204,070 : x
  2. Step 2: Convert to fraction form
    373,833.04/515,881.56 = 204,070/x
  3. Step 3: Cross multiply
    373,833.04x = 515,881.56 × 204,070
  4. Step 4: Simplify right side
    373,833.04x = 105,275,949,949.20
  5. Step 5: Solve for x
    x = 105,275,949,949.20/373,833.04
  6. Step 6: Final answer
    x = 281,612.21

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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.