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Finding the Fourth Proportional to 365,067.12, 547,620.06 and 112,521.06

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Solution

The fourth proportional to 365,067.12, 547,620.06 and 112,521.06 is: 168,787.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,067.12 : 547,620.06 = 112,521.06 : x
  2. Step 2: Convert to fraction form
    365,067.12/547,620.06 = 112,521.06/x
  3. Step 3: Cross multiply
    365,067.12x = 547,620.06 × 112,521.06
  4. Step 4: Simplify right side
    365,067.12x = 61,618,789,628.46
  5. Step 5: Solve for x
    x = 61,618,789,628.46/365,067.12
  6. Step 6: Final answer
    x = 168,787.56

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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.