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Finding the Third Proportional to 868,953.75 and 1,817,356.50

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Solution

The third proportional to 868,953.75 and 1,817,356.50 is: 3,800,875.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,953.75 : 1,817,356.50 = 1,817,356.50 : x
  2. Step 2: Convert to fraction form
    868,953.75/1,817,356.50 = 1,817,356.50/x
  3. Step 3: Cross multiply
    868,953.75x = 1,817,356.50 × 1,817,356.50
  4. Step 4: Simplify right side
    868,953.75x = 3,302,784,648,092.25
  5. Step 5: Solve for x
    x = 3,302,784,648,092.25/868,953.75
  6. Step 6: Final answer
    x = 3,800,875.07

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.