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Finding the Third Proportional to 1,860,564 and 4,018,536

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Solution

The third proportional to 1,860,564 and 4,018,536 is: 8,679,428.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,860,564 : 4,018,536 = 4,018,536 : x
  2. Step 2: Convert to fraction form
    1,860,564/4,018,536 = 4,018,536/x
  3. Step 3: Cross multiply
    1,860,564x = 4,018,536 × 4,018,536
  4. Step 4: Simplify right side
    1,860,564x = 16,148,631,583,296
  5. Step 5: Solve for x
    x = 16,148,631,583,296/1,860,564
  6. Step 6: Final answer
    x = 8,679,428.16

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.