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Finding the Third Proportional to 17,686,515 and 28,124,119

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Solution

The third proportional to 17,686,515 and 28,124,119 is: 44,721,420.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,686,515 : 28,124,119 = 28,124,119 : x
  2. Step 2: Convert to fraction form
    17,686,515/28,124,119 = 28,124,119/x
  3. Step 3: Cross multiply
    17,686,515x = 28,124,119 × 28,124,119
  4. Step 4: Simplify right side
    17,686,515x = 790,966,069,526,161
  5. Step 5: Solve for x
    x = 790,966,069,526,161/17,686,515
  6. Step 6: Final answer
    x = 44,721,420.22

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.