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Finding the Third Proportional to 420,068,785.50 and 606,874,599

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Solution

The third proportional to 420,068,785.50 and 606,874,599 is: 876,753,502.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    420,068,785.50 : 606,874,599 = 606,874,599 : x
  2. Step 2: Convert to fraction form
    420,068,785.50/606,874,599 = 606,874,599/x
  3. Step 3: Cross multiply
    420,068,785.50x = 606,874,599 × 606,874,599
  4. Step 4: Simplify right side
    420,068,785.50x = 368,296,778,911,410,816
  5. Step 5: Solve for x
    x = 368,296,778,911,410,816/420,068,785.50
  6. Step 6: Final answer
    x = 876,753,502.34

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.