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Finding the Fourth Proportional to 504,780.23, 757,006.44 and 167,730.36

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Solution

The fourth proportional to 504,780.23, 757,006.44 and 167,730.36 is: 251,541.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,780.23 : 757,006.44 = 167,730.36 : x
  2. Step 2: Convert to fraction form
    504,780.23/757,006.44 = 167,730.36/x
  3. Step 3: Cross multiply
    504,780.23x = 757,006.44 × 167,730.36
  4. Step 4: Simplify right side
    504,780.23x = 126,972,962,703.52
  5. Step 5: Solve for x
    x = 126,972,962,703.52/504,780.23
  6. Step 6: Final answer
    x = 251,541.08

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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.