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Finding the Third Proportional to 410,865.75 and 887,341.50

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Solution

The third proportional to 410,865.75 and 887,341.50 is: 1,916,380.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,865.75 : 887,341.50 = 887,341.50 : x
  2. Step 2: Convert to fraction form
    410,865.75/887,341.50 = 887,341.50/x
  3. Step 3: Cross multiply
    410,865.75x = 887,341.50 × 887,341.50
  4. Step 4: Simplify right side
    410,865.75x = 787,374,937,622.25
  5. Step 5: Solve for x
    x = 787,374,937,622.25/410,865.75
  6. Step 6: Final answer
    x = 1,916,380.08

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.