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Finding the Third Proportional to 154,926.84 and 328,460.91

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Solution

The third proportional to 154,926.84 and 328,460.91 is: 696,371.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,926.84 : 328,460.91 = 328,460.91 : x
  2. Step 2: Convert to fraction form
    154,926.84/328,460.91 = 328,460.91/x
  3. Step 3: Cross multiply
    154,926.84x = 328,460.91 × 328,460.91
  4. Step 4: Simplify right side
    154,926.84x = 107,886,566,934.57
  5. Step 5: Solve for x
    x = 107,886,566,934.57/154,926.84
  6. Step 6: Final answer
    x = 696,371.04

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.