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Finding the Third Proportional to 25,890,457.50 and 54,973,661.63

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Solution

The third proportional to 25,890,457.50 and 54,973,661.63 is: 116,726,538.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,890,457.50 : 54,973,661.63 = 54,973,661.63 : x
  2. Step 2: Convert to fraction form
    25,890,457.50/54,973,661.63 = 54,973,661.63/x
  3. Step 3: Cross multiply
    25,890,457.50x = 54,973,661.63 × 54,973,661.63
  4. Step 4: Simplify right side
    25,890,457.50x = 3,022,103,472,459,997.50
  5. Step 5: Solve for x
    x = 3,022,103,472,459,997.50/25,890,457.50
  6. Step 6: Final answer
    x = 116,726,538.05

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.