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Finding the Third Proportional to 282,356.50 and 424,160.50

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Solution

The third proportional to 282,356.50 and 424,160.50 is: 637,180.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,356.50 : 424,160.50 = 424,160.50 : x
  2. Step 2: Convert to fraction form
    282,356.50/424,160.50 = 424,160.50/x
  3. Step 3: Cross multiply
    282,356.50x = 424,160.50 × 424,160.50
  4. Step 4: Simplify right side
    282,356.50x = 179,912,129,760.25
  5. Step 5: Solve for x
    x = 179,912,129,760.25/282,356.50
  6. Step 6: Final answer
    x = 637,180.76

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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.