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Finding the Third Proportional to 116,437.50 and 178,051.50

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Solution

The third proportional to 116,437.50 and 178,051.50 is: 272,269.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,437.50 : 178,051.50 = 178,051.50 : x
  2. Step 2: Convert to fraction form
    116,437.50/178,051.50 = 178,051.50/x
  3. Step 3: Cross multiply
    116,437.50x = 178,051.50 × 178,051.50
  4. Step 4: Simplify right side
    116,437.50x = 31,702,336,652.25
  5. Step 5: Solve for x
    x = 31,702,336,652.25/116,437.50
  6. Step 6: Final answer
    x = 272,269.13

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.