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Finding the Third Proportional to 4,038,003 and 8,643,505.50

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Solution

The third proportional to 4,038,003 and 8,643,505.50 is: 18,501,766.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,038,003 : 8,643,505.50 = 8,643,505.50 : x
  2. Step 2: Convert to fraction form
    4,038,003/8,643,505.50 = 8,643,505.50/x
  3. Step 3: Cross multiply
    4,038,003x = 8,643,505.50 × 8,643,505.50
  4. Step 4: Simplify right side
    4,038,003x = 74,710,187,328,530.25
  5. Step 5: Solve for x
    x = 74,710,187,328,530.25/4,038,003
  6. Step 6: Final answer
    x = 18,501,766.18

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.