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Finding the Third Proportional to 117,319.50 and 247,549.50

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Solution

The third proportional to 117,319.50 and 247,549.50 is: 522,340.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,319.50 : 247,549.50 = 247,549.50 : x
  2. Step 2: Convert to fraction form
    117,319.50/247,549.50 = 247,549.50/x
  3. Step 3: Cross multiply
    117,319.50x = 247,549.50 × 247,549.50
  4. Step 4: Simplify right side
    117,319.50x = 61,280,754,950.25
  5. Step 5: Solve for x
    x = 61,280,754,950.25/117,319.50
  6. Step 6: Final answer
    x = 522,340.74

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.