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Finding the Third Proportional to 431,572.50 and 936,531

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Solution

The third proportional to 431,572.50 and 936,531 is: 2,032,312.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,572.50 : 936,531 = 936,531 : x
  2. Step 2: Convert to fraction form
    431,572.50/936,531 = 936,531/x
  3. Step 3: Cross multiply
    431,572.50x = 936,531 × 936,531
  4. Step 4: Simplify right side
    431,572.50x = 877,090,313,961
  5. Step 5: Solve for x
    x = 877,090,313,961/431,572.50
  6. Step 6: Final answer
    x = 2,032,312.80

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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.