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Finding the Third Proportional to 867,545.50 and 1,296,215

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Solution

The third proportional to 867,545.50 and 1,296,215 is: 1,936,697.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,545.50 : 1,296,215 = 1,296,215 : x
  2. Step 2: Convert to fraction form
    867,545.50/1,296,215 = 1,296,215/x
  3. Step 3: Cross multiply
    867,545.50x = 1,296,215 × 1,296,215
  4. Step 4: Simplify right side
    867,545.50x = 1,680,173,326,225
  5. Step 5: Solve for x
    x = 1,680,173,326,225/867,545.50
  6. Step 6: Final answer
    x = 1,936,697.64

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.