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Finding the Third Proportional to 72,888.61 and 119,020.64

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Solution

The third proportional to 72,888.61 and 119,020.64 is: 194,350.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,888.61 : 119,020.64 = 119,020.64 : x
  2. Step 2: Convert to fraction form
    72,888.61/119,020.64 = 119,020.64/x
  3. Step 3: Cross multiply
    72,888.61x = 119,020.64 × 119,020.64
  4. Step 4: Simplify right side
    72,888.61x = 14,165,912,894.79
  5. Step 5: Solve for x
    x = 14,165,912,894.79/72,888.61
  6. Step 6: Final answer
    x = 194,350.16

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.