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Finding the Third Proportional to 17,870,601 and 39,018,421.50

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Solution

The third proportional to 17,870,601 and 39,018,421.50 is: 85,192,278.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,870,601 : 39,018,421.50 = 39,018,421.50 : x
  2. Step 2: Convert to fraction form
    17,870,601/39,018,421.50 = 39,018,421.50/x
  3. Step 3: Cross multiply
    17,870,601x = 39,018,421.50 × 39,018,421.50
  4. Step 4: Simplify right side
    17,870,601x = 1,522,437,216,351,662.25
  5. Step 5: Solve for x
    x = 1,522,437,216,351,662.25/17,870,601
  6. Step 6: Final answer
    x = 85,192,278.44

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.