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Finding the Third Proportional to 406,788.75 and 884,929.50

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Solution

The third proportional to 406,788.75 and 884,929.50 is: 1,925,078.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,788.75 : 884,929.50 = 884,929.50 : x
  2. Step 2: Convert to fraction form
    406,788.75/884,929.50 = 884,929.50/x
  3. Step 3: Cross multiply
    406,788.75x = 884,929.50 × 884,929.50
  4. Step 4: Simplify right side
    406,788.75x = 783,100,219,970.25
  5. Step 5: Solve for x
    x = 783,100,219,970.25/406,788.75
  6. Step 6: Final answer
    x = 1,925,078.36

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.