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Finding the Third Proportional to 353,026.50 and 538,776.75

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Solution

The third proportional to 353,026.50 and 538,776.75 is: 822,262.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,026.50 : 538,776.75 = 538,776.75 : x
  2. Step 2: Convert to fraction form
    353,026.50/538,776.75 = 538,776.75/x
  3. Step 3: Cross multiply
    353,026.50x = 538,776.75 × 538,776.75
  4. Step 4: Simplify right side
    353,026.50x = 290,280,386,340.56
  5. Step 5: Solve for x
    x = 290,280,386,340.56/353,026.50
  6. Step 6: Final answer
    x = 822,262.31

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.