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Finding the Third Proportional to 210,569,737.50 and 454,433,406.75

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Solution

The third proportional to 210,569,737.50 and 454,433,406.75 is: 980,718,899.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,569,737.50 : 454,433,406.75 = 454,433,406.75 : x
  2. Step 2: Convert to fraction form
    210,569,737.50/454,433,406.75 = 454,433,406.75/x
  3. Step 3: Cross multiply
    210,569,737.50x = 454,433,406.75 × 454,433,406.75
  4. Step 4: Simplify right side
    210,569,737.50x = 206,509,721,170,410,944
  5. Step 5: Solve for x
    x = 206,509,721,170,410,944/210,569,737.50
  6. Step 6: Final answer
    x = 980,718,899.22

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.