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Finding the Fourth Proportional to 361,802.97, 499,304.76 and 200,648.41

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Solution

The fourth proportional to 361,802.97, 499,304.76 and 200,648.41 is: 276,904.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,802.97 : 499,304.76 = 200,648.41 : x
  2. Step 2: Convert to fraction form
    361,802.97/499,304.76 = 200,648.41/x
  3. Step 3: Cross multiply
    361,802.97x = 499,304.76 × 200,648.41
  4. Step 4: Simplify right side
    361,802.97x = 100,184,706,199.43
  5. Step 5: Solve for x
    x = 100,184,706,199.43/361,802.97
  6. Step 6: Final answer
    x = 276,904.05

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1.5x scale

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.