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Finding the Third Proportional to 2,784,385 and 4,430,539.50

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Solution

The third proportional to 2,784,385 and 4,430,539.50 is: 7,049,915.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,784,385 : 4,430,539.50 = 4,430,539.50 : x
  2. Step 2: Convert to fraction form
    2,784,385/4,430,539.50 = 4,430,539.50/x
  3. Step 3: Cross multiply
    2,784,385x = 4,430,539.50 × 4,430,539.50
  4. Step 4: Simplify right side
    2,784,385x = 19,629,680,261,060.25
  5. Step 5: Solve for x
    x = 19,629,680,261,060.25/2,784,385
  6. Step 6: Final answer
    x = 7,049,915.96

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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.