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Finding the Fourth Proportional to 277,202.20, 415,025.70 and 269,426.20

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Solution

The fourth proportional to 277,202.20, 415,025.70 and 269,426.20 is: 403,383.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,202.20 : 415,025.70 = 269,426.20 : x
  2. Step 2: Convert to fraction form
    277,202.20/415,025.70 = 269,426.20/x
  3. Step 3: Cross multiply
    277,202.20x = 415,025.70 × 269,426.20
  4. Step 4: Simplify right side
    277,202.20x = 111,818,797,253.34
  5. Step 5: Solve for x
    x = 111,818,797,253.34/277,202.20
  6. Step 6: Final answer
    x = 403,383.51

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1.5x scale

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.