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Finding the Fourth Proportional to 374,936.80, 563,717.40 and 367,063.60

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Solution

The fourth proportional to 374,936.80, 563,717.40 and 367,063.60 is: 551,880.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,936.80 : 563,717.40 = 367,063.60 : x
  2. Step 2: Convert to fraction form
    374,936.80/563,717.40 = 367,063.60/x
  3. Step 3: Cross multiply
    374,936.80x = 563,717.40 × 367,063.60
  4. Step 4: Simplify right side
    374,936.80x = 206,920,138,226.64
  5. Step 5: Solve for x
    x = 206,920,138,226.64/374,936.80
  6. Step 6: Final answer
    x = 551,880.05

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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.