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Finding the Third Proportional to 5,908,780 and 12,852,840

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Solution

The third proportional to 5,908,780 and 12,852,840 is: 27,957,631.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,908,780 : 12,852,840 = 12,852,840 : x
  2. Step 2: Convert to fraction form
    5,908,780/12,852,840 = 12,852,840/x
  3. Step 3: Cross multiply
    5,908,780x = 12,852,840 × 12,852,840
  4. Step 4: Simplify right side
    5,908,780x = 165,195,496,065,600
  5. Step 5: Solve for x
    x = 165,195,496,065,600/5,908,780
  6. Step 6: Final answer
    x = 27,957,631.87

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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.