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Finding the Third Proportional to 506,880 and 684,202.50

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Solution

The third proportional to 506,880 and 684,202.50 is: 923,557.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,880 : 684,202.50 = 684,202.50 : x
  2. Step 2: Convert to fraction form
    506,880/684,202.50 = 684,202.50/x
  3. Step 3: Cross multiply
    506,880x = 684,202.50 × 684,202.50
  4. Step 4: Simplify right side
    506,880x = 468,133,061,006.25
  5. Step 5: Solve for x
    x = 468,133,061,006.25/506,880
  6. Step 6: Final answer
    x = 923,557.96

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.