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Finding the Third Proportional to 5,572,956.50 and 7,847,939.50

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Solution

The third proportional to 5,572,956.50 and 7,847,939.50 is: 11,051,612.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,572,956.50 : 7,847,939.50 = 7,847,939.50 : x
  2. Step 2: Convert to fraction form
    5,572,956.50/7,847,939.50 = 7,847,939.50/x
  3. Step 3: Cross multiply
    5,572,956.50x = 7,847,939.50 × 7,847,939.50
  4. Step 4: Simplify right side
    5,572,956.50x = 61,590,154,395,660.25
  5. Step 5: Solve for x
    x = 61,590,154,395,660.25/5,572,956.50
  6. Step 6: Final answer
    x = 11,051,612.26

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.