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Finding the Third Proportional to 108,131.20 and 237,312.28

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Solution

The third proportional to 108,131.20 and 237,312.28 is: 520,822.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,131.20 : 237,312.28 = 237,312.28 : x
  2. Step 2: Convert to fraction form
    108,131.20/237,312.28 = 237,312.28/x
  3. Step 3: Cross multiply
    108,131.20x = 237,312.28 × 237,312.28
  4. Step 4: Simplify right side
    108,131.20x = 56,317,118,832.08
  5. Step 5: Solve for x
    x = 56,317,118,832.08/108,131.20
  6. Step 6: Final answer
    x = 520,822.09

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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.