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Finding the Third Proportional to 868,929.19 and 1,892,330.44

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Solution

The third proportional to 868,929.19 and 1,892,330.44 is: 4,121,065.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,929.19 : 1,892,330.44 = 1,892,330.44 : x
  2. Step 2: Convert to fraction form
    868,929.19/1,892,330.44 = 1,892,330.44/x
  3. Step 3: Cross multiply
    868,929.19x = 1,892,330.44 × 1,892,330.44
  4. Step 4: Simplify right side
    868,929.19x = 3,580,914,484,688.94
  5. Step 5: Solve for x
    x = 3,580,914,484,688.94/868,929.19
  6. Step 6: Final answer
    x = 4,121,065.95

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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.