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Finding the Third Proportional to 528,673.08 and 667,069.17

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Solution

The third proportional to 528,673.08 and 667,069.17 is: 841,694.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,673.08 : 667,069.17 = 667,069.17 : x
  2. Step 2: Convert to fraction form
    528,673.08/667,069.17 = 667,069.17/x
  3. Step 3: Cross multiply
    528,673.08x = 667,069.17 × 667,069.17
  4. Step 4: Simplify right side
    528,673.08x = 444,981,280,066.00
  5. Step 5: Solve for x
    x = 444,981,280,066.00/528,673.08
  6. Step 6: Final answer
    x = 841,694.61

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Why These Related Problems?

These problems maintain the same ratio (1.26) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.