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Finding the Third Proportional to 4,500,920.25 and 6,431,710.50

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Solution

The third proportional to 4,500,920.25 and 6,431,710.50 is: 9,190,764.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,500,920.25 : 6,431,710.50 = 6,431,710.50 : x
  2. Step 2: Convert to fraction form
    4,500,920.25/6,431,710.50 = 6,431,710.50/x
  3. Step 3: Cross multiply
    4,500,920.25x = 6,431,710.50 × 6,431,710.50
  4. Step 4: Simplify right side
    4,500,920.25x = 41,366,899,955,810.25
  5. Step 5: Solve for x
    x = 41,366,899,955,810.25/4,500,920.25
  6. Step 6: Final answer
    x = 9,190,764.92

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.