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Finding the Fourth Proportional to 373,869.04, 515,931.24 and 204,106

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Solution

The fourth proportional to 373,869.04, 515,931.24 and 204,106 is: 281,661.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,869.04 : 515,931.24 = 204,106 : x
  2. Step 2: Convert to fraction form
    373,869.04/515,931.24 = 204,106/x
  3. Step 3: Cross multiply
    373,869.04x = 515,931.24 × 204,106
  4. Step 4: Simplify right side
    373,869.04x = 105,304,661,671.44
  5. Step 5: Solve for x
    x = 105,304,661,671.44/373,869.04
  6. Step 6: Final answer
    x = 281,661.89

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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.