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Finding the Fourth Proportional to 365,589.36, 504,640.16 and 251,246.51

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Solution

The fourth proportional to 365,589.36, 504,640.16 and 251,246.51 is: 346,807.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,589.36 : 504,640.16 = 251,246.51 : x
  2. Step 2: Convert to fraction form
    365,589.36/504,640.16 = 251,246.51/x
  3. Step 3: Cross multiply
    365,589.36x = 504,640.16 × 251,246.51
  4. Step 4: Simplify right side
    365,589.36x = 126,789,079,011.21
  5. Step 5: Solve for x
    x = 126,789,079,011.21/365,589.36
  6. Step 6: Final answer
    x = 346,807.36

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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.