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Finding the Third Proportional to 2,784,336.75 and 4,430,470.50

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Solution

The third proportional to 2,784,336.75 and 4,430,470.50 is: 7,049,818.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,784,336.75 : 4,430,470.50 = 4,430,470.50 : x
  2. Step 2: Convert to fraction form
    2,784,336.75/4,430,470.50 = 4,430,470.50/x
  3. Step 3: Cross multiply
    2,784,336.75x = 4,430,470.50 × 4,430,470.50
  4. Step 4: Simplify right side
    2,784,336.75x = 19,629,068,851,370.25
  5. Step 5: Solve for x
    x = 19,629,068,851,370.25/2,784,336.75
  6. Step 6: Final answer
    x = 7,049,818.54

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.