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Finding the Fourth Proportional to 443,867.04, 665,797.56 and 177,689.04

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Solution

The fourth proportional to 443,867.04, 665,797.56 and 177,689.04 is: 266,532.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,867.04 : 665,797.56 = 177,689.04 : x
  2. Step 2: Convert to fraction form
    443,867.04/665,797.56 = 177,689.04/x
  3. Step 3: Cross multiply
    443,867.04x = 665,797.56 × 177,689.04
  4. Step 4: Simplify right side
    443,867.04x = 118,304,929,270.74
  5. Step 5: Solve for x
    x = 118,304,929,270.74/443,867.04
  6. Step 6: Final answer
    x = 266,532.36

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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.