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Finding the Third Proportional to 2,457,485.44 and 5,387,362.88

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Solution

The third proportional to 2,457,485.44 and 5,387,362.88 is: 11,810,315.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,457,485.44 : 5,387,362.88 = 5,387,362.88 : x
  2. Step 2: Convert to fraction form
    2,457,485.44/5,387,362.88 = 5,387,362.88/x
  3. Step 3: Cross multiply
    2,457,485.44x = 5,387,362.88 × 5,387,362.88
  4. Step 4: Simplify right side
    2,457,485.44x = 29,023,678,746,928.27
  5. Step 5: Solve for x
    x = 29,023,678,746,928.27/2,457,485.44
  6. Step 6: Final answer
    x = 11,810,315.66

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.