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Finding the Fourth Proportional to 487,662.98, 731,313.01 and 167,725.04

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Solution

The fourth proportional to 487,662.98, 731,313.01 and 167,725.04 is: 251,525.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,662.98 : 731,313.01 = 167,725.04 : x
  2. Step 2: Convert to fraction form
    487,662.98/731,313.01 = 167,725.04/x
  3. Step 3: Cross multiply
    487,662.98x = 731,313.01 × 167,725.04
  4. Step 4: Simplify right side
    487,662.98x = 122,659,499,778.89
  5. Step 5: Solve for x
    x = 122,659,499,778.89/487,662.98
  6. Step 6: Final answer
    x = 251,525.14

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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.