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Finding the Fourth Proportional to 504,212.66, 756,436.47 and 167,228.66

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Solution

The fourth proportional to 504,212.66, 756,436.47 and 167,228.66 is: 250,881.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,212.66 : 756,436.47 = 167,228.66 : x
  2. Step 2: Convert to fraction form
    504,212.66/756,436.47 = 167,228.66/x
  3. Step 3: Cross multiply
    504,212.66x = 756,436.47 × 167,228.66
  4. Step 4: Simplify right side
    504,212.66x = 126,497,857,253.23
  5. Step 5: Solve for x
    x = 126,497,857,253.23/504,212.66
  6. Step 6: Final answer
    x = 250,881.95

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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.