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Finding the Fourth Proportional to 251,004.06, 346,384.89 and 150,402.06

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Solution

The fourth proportional to 251,004.06, 346,384.89 and 150,402.06 is: 207,554.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,004.06 : 346,384.89 = 150,402.06 : x
  2. Step 2: Convert to fraction form
    251,004.06/346,384.89 = 150,402.06/x
  3. Step 3: Cross multiply
    251,004.06x = 346,384.89 × 150,402.06
  4. Step 4: Simplify right side
    251,004.06x = 52,097,001,008.87
  5. Step 5: Solve for x
    x = 52,097,001,008.87/251,004.06
  6. Step 6: Final answer
    x = 207,554.42

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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.