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Finding the Third Proportional to 719,915.63 and 1,555,285.50

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Solution

The third proportional to 719,915.63 and 1,555,285.50 is: 3,359,995.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,915.63 : 1,555,285.50 = 1,555,285.50 : x
  2. Step 2: Convert to fraction form
    719,915.63/1,555,285.50 = 1,555,285.50/x
  3. Step 3: Cross multiply
    719,915.63x = 1,555,285.50 × 1,555,285.50
  4. Step 4: Simplify right side
    719,915.63x = 2,418,912,986,510.25
  5. Step 5: Solve for x
    x = 2,418,912,986,510.25/719,915.63
  6. Step 6: Final answer
    x = 3,359,995.12

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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.