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Finding the Third Proportional to 458,521,509.38 and 968,796,618.75

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Solution

The third proportional to 458,521,509.38 and 968,796,618.75 is: 2,046,941,897.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,521,509.38 : 968,796,618.75 = 968,796,618.75 : x
  2. Step 2: Convert to fraction form
    458,521,509.38/968,796,618.75 = 968,796,618.75/x
  3. Step 3: Cross multiply
    458,521,509.38x = 968,796,618.75 × 968,796,618.75
  4. Step 4: Simplify right side
    458,521,509.38x = 938,566,888,501,432,832
  5. Step 5: Solve for x
    x = 938,566,888,501,432,832/458,521,509.38
  6. Step 6: Final answer
    x = 2,046,941,897.62

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.