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Finding the Third Proportional to 3,352,438.13 and 7,240,725.42

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Solution

The third proportional to 3,352,438.13 and 7,240,725.42 is: 15,638,798.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,352,438.13 : 7,240,725.42 = 7,240,725.42 : x
  2. Step 2: Convert to fraction form
    3,352,438.13/7,240,725.42 = 7,240,725.42/x
  3. Step 3: Cross multiply
    3,352,438.13x = 7,240,725.42 × 7,240,725.42
  4. Step 4: Simplify right side
    3,352,438.13x = 52,428,104,634,986.90
  5. Step 5: Solve for x
    x = 52,428,104,634,986.90/3,352,438.13
  6. Step 6: Final answer
    x = 15,638,798.59

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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.