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Finding the Third Proportional to 247,505.63 and 371,805.19

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Solution

The third proportional to 247,505.63 and 371,805.19 is: 558,529.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,505.63 : 371,805.19 = 371,805.19 : x
  2. Step 2: Convert to fraction form
    247,505.63/371,805.19 = 371,805.19/x
  3. Step 3: Cross multiply
    247,505.63x = 371,805.19 × 371,805.19
  4. Step 4: Simplify right side
    247,505.63x = 138,239,097,451.91
  5. Step 5: Solve for x
    x = 138,239,097,451.91/247,505.63
  6. Step 6: Final answer
    x = 558,529.11

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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.