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Finding the Third Proportional to 575,318.50 and 862,545.50

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Solution

The third proportional to 575,318.50 and 862,545.50 is: 1,293,170.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,318.50 : 862,545.50 = 862,545.50 : x
  2. Step 2: Convert to fraction form
    575,318.50/862,545.50 = 862,545.50/x
  3. Step 3: Cross multiply
    575,318.50x = 862,545.50 × 862,545.50
  4. Step 4: Simplify right side
    575,318.50x = 743,984,739,570.25
  5. Step 5: Solve for x
    x = 743,984,739,570.25/575,318.50
  6. Step 6: Final answer
    x = 1,293,170.20

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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.