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Finding the Third Proportional to 19,128,577 and 40,986,095

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Solution

The third proportional to 19,128,577 and 40,986,095 is: 87,819,391.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,128,577 : 40,986,095 = 40,986,095 : x
  2. Step 2: Convert to fraction form
    19,128,577/40,986,095 = 40,986,095/x
  3. Step 3: Cross multiply
    19,128,577x = 40,986,095 × 40,986,095
  4. Step 4: Simplify right side
    19,128,577x = 1,679,859,983,349,025
  5. Step 5: Solve for x
    x = 1,679,859,983,349,025/19,128,577
  6. Step 6: Final answer
    x = 87,819,391.03

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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.