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Finding the Third Proportional to 108,461.53 and 234,965.81

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Solution

The third proportional to 108,461.53 and 234,965.81 is: 509,018.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,461.53 : 234,965.81 = 234,965.81 : x
  2. Step 2: Convert to fraction form
    108,461.53/234,965.81 = 234,965.81/x
  3. Step 3: Cross multiply
    108,461.53x = 234,965.81 × 234,965.81
  4. Step 4: Simplify right side
    108,461.53x = 55,208,933,043.79
  5. Step 5: Solve for x
    x = 55,208,933,043.79/108,461.53
  6. Step 6: Final answer
    x = 509,018.57

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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.