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Finding the Fourth Proportional to 361,693.04, 499,133.94 and 200,548.16

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Solution

The fourth proportional to 361,693.04, 499,133.94 and 200,548.16 is: 276,755.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,693.04 : 499,133.94 = 200,548.16 : x
  2. Step 2: Convert to fraction form
    361,693.04/499,133.94 = 200,548.16/x
  3. Step 3: Cross multiply
    361,693.04x = 499,133.94 × 200,548.16
  4. Step 4: Simplify right side
    361,693.04x = 100,100,393,260.55
  5. Step 5: Solve for x
    x = 100,100,393,260.55/361,693.04
  6. Step 6: Final answer
    x = 276,755.10

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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.