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Finding the Third Proportional to 439,866.07 and 963,800.65

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Solution

The third proportional to 439,866.07 and 963,800.65 is: 2,111,805.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,866.07 : 963,800.65 = 963,800.65 : x
  2. Step 2: Convert to fraction form
    439,866.07/963,800.65 = 963,800.65/x
  3. Step 3: Cross multiply
    439,866.07x = 963,800.65 × 963,800.65
  4. Step 4: Simplify right side
    439,866.07x = 928,911,689,928.55
  5. Step 5: Solve for x
    x = 928,911,689,928.55/439,866.07
  6. Step 6: Final answer
    x = 2,111,805.74

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.