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Finding the Third Proportional to 4,965,639.19 and 7,592,800.78

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Solution

The third proportional to 4,965,639.19 and 7,592,800.78 is: 11,609,909.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,965,639.19 : 7,592,800.78 = 7,592,800.78 : x
  2. Step 2: Convert to fraction form
    4,965,639.19/7,592,800.78 = 7,592,800.78/x
  3. Step 3: Cross multiply
    4,965,639.19x = 7,592,800.78 × 7,592,800.78
  4. Step 4: Simplify right side
    4,965,639.19x = 57,650,623,703,750.61
  5. Step 5: Solve for x
    x = 57,650,623,703,750.61/4,965,639.19
  6. Step 6: Final answer
    x = 11,609,909.93

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.