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Finding the Third Proportional to 158,981.91 and 345,573.84

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Solution

The third proportional to 158,981.91 and 345,573.84 is: 751,162.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,981.91 : 345,573.84 = 345,573.84 : x
  2. Step 2: Convert to fraction form
    158,981.91/345,573.84 = 345,573.84/x
  3. Step 3: Cross multiply
    158,981.91x = 345,573.84 × 345,573.84
  4. Step 4: Simplify right side
    158,981.91x = 119,421,281,484.15
  5. Step 5: Solve for x
    x = 119,421,281,484.15/158,981.91
  6. Step 6: Final answer
    x = 751,162.72

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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.