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Finding the Fourth Proportional to 325,160.34, 448,717.37 and 181,919.94

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Solution

The fourth proportional to 325,160.34, 448,717.37 and 181,919.94 is: 251,047.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,160.34 : 448,717.37 = 181,919.94 : x
  2. Step 2: Convert to fraction form
    325,160.34/448,717.37 = 181,919.94/x
  3. Step 3: Cross multiply
    325,160.34x = 448,717.37 × 181,919.94
  4. Step 4: Simplify right side
    325,160.34x = 81,630,637,027.36
  5. Step 5: Solve for x
    x = 81,630,637,027.36/325,160.34
  6. Step 6: Final answer
    x = 251,047.34

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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.