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Finding the Fourth Proportional to 374,682.69, 562,165.16 and 225,027.32

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Solution

The fourth proportional to 374,682.69, 562,165.16 and 225,027.32 is: 337,625.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,682.69 : 562,165.16 = 225,027.32 : x
  2. Step 2: Convert to fraction form
    374,682.69/562,165.16 = 225,027.32/x
  3. Step 3: Cross multiply
    374,682.69x = 562,165.16 × 225,027.32
  4. Step 4: Simplify right side
    374,682.69x = 126,502,516,681.99
  5. Step 5: Solve for x
    x = 126,502,516,681.99/374,682.69
  6. Step 6: Final answer
    x = 337,625.73

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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.