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Finding the Fourth Proportional to 630,203.20, 945,192.54 and 251,092.14

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Solution

The fourth proportional to 630,203.20, 945,192.54 and 251,092.14 is: 376,593.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,203.20 : 945,192.54 = 251,092.14 : x
  2. Step 2: Convert to fraction form
    630,203.20/945,192.54 = 251,092.14/x
  3. Step 3: Cross multiply
    630,203.20x = 945,192.54 × 251,092.14
  4. Step 4: Simplify right side
    630,203.20x = 237,330,417,580.64
  5. Step 5: Solve for x
    x = 237,330,417,580.64/630,203.20
  6. Step 6: Final answer
    x = 376,593.48

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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.