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Finding the Fourth Proportional to 363,298.20, 544,791.78 and 113,999.64

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Solution

The fourth proportional to 363,298.20, 544,791.78 and 113,999.64 is: 170,950.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,298.20 : 544,791.78 = 113,999.64 : x
  2. Step 2: Convert to fraction form
    363,298.20/544,791.78 = 113,999.64/x
  3. Step 3: Cross multiply
    363,298.20x = 544,791.78 × 113,999.64
  4. Step 4: Simplify right side
    363,298.20x = 62,106,066,794.96
  5. Step 5: Solve for x
    x = 62,106,066,794.96/363,298.20
  6. Step 6: Final answer
    x = 170,950.66

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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.