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Finding the Third Proportional to 351,345,316.50 and 763,173,454.50

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Solution

The third proportional to 351,345,316.50 and 763,173,454.50 is: 1,657,724,450.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,345,316.50 : 763,173,454.50 = 763,173,454.50 : x
  2. Step 2: Convert to fraction form
    351,345,316.50/763,173,454.50 = 763,173,454.50/x
  3. Step 3: Cross multiply
    351,345,316.50x = 763,173,454.50 × 763,173,454.50
  4. Step 4: Simplify right side
    351,345,316.50x = 582,433,721,653,463,552
  5. Step 5: Solve for x
    x = 582,433,721,653,463,552/351,345,316.50
  6. Step 6: Final answer
    x = 1,657,724,450.28

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.