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Finding the Third Proportional to 351,141.50 and 531,810.75

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Solution

The third proportional to 351,141.50 and 531,810.75 is: 805,437.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,141.50 : 531,810.75 = 531,810.75 : x
  2. Step 2: Convert to fraction form
    351,141.50/531,810.75 = 531,810.75/x
  3. Step 3: Cross multiply
    351,141.50x = 531,810.75 × 531,810.75
  4. Step 4: Simplify right side
    351,141.50x = 282,822,673,815.56
  5. Step 5: Solve for x
    x = 282,822,673,815.56/351,141.50
  6. Step 6: Final answer
    x = 805,437.90

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.