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Finding the Fourth Proportional to 504,887.69, 756,799.90 and 167,837.89

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Solution

The fourth proportional to 504,887.69, 756,799.90 and 167,837.89 is: 251,580.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,887.69 : 756,799.90 = 167,837.89 : x
  2. Step 2: Convert to fraction form
    504,887.69/756,799.90 = 167,837.89/x
  3. Step 3: Cross multiply
    504,887.69x = 756,799.90 × 167,837.89
  4. Step 4: Simplify right side
    504,887.69x = 127,019,695,108.95
  5. Step 5: Solve for x
    x = 127,019,695,108.95/504,887.69
  6. Step 6: Final answer
    x = 251,580.10

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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.