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Finding the Fourth Proportional to 247,456.44, 371,017.98 and 114,263.28

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Solution

The fourth proportional to 247,456.44, 371,017.98 and 114,263.28 is: 171,317.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,456.44 : 371,017.98 = 114,263.28 : x
  2. Step 2: Convert to fraction form
    247,456.44/371,017.98 = 114,263.28/x
  3. Step 3: Cross multiply
    247,456.44x = 371,017.98 × 114,263.28
  4. Step 4: Simplify right side
    247,456.44x = 42,393,731,333.77
  5. Step 5: Solve for x
    x = 42,393,731,333.77/247,456.44
  6. Step 6: Final answer
    x = 171,317.96

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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.