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Finding the Third Proportional to 7,564,147 and 11,319,490

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Solution

The third proportional to 7,564,147 and 11,319,490 is: 16,939,233.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,564,147 : 11,319,490 = 11,319,490 : x
  2. Step 2: Convert to fraction form
    7,564,147/11,319,490 = 11,319,490/x
  3. Step 3: Cross multiply
    7,564,147x = 11,319,490 × 11,319,490
  4. Step 4: Simplify right side
    7,564,147x = 128,130,853,860,100
  5. Step 5: Solve for x
    x = 128,130,853,860,100/7,564,147
  6. Step 6: Final answer
    x = 16,939,233.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.