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Finding the Third Proportional to 4,166,520 and 9,130,704

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Solution

The third proportional to 4,166,520 and 9,130,704 is: 20,009,445.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,166,520 : 9,130,704 = 9,130,704 : x
  2. Step 2: Convert to fraction form
    4,166,520/9,130,704 = 9,130,704/x
  3. Step 3: Cross multiply
    4,166,520x = 9,130,704 × 9,130,704
  4. Step 4: Simplify right side
    4,166,520x = 83,369,755,535,616
  5. Step 5: Solve for x
    x = 83,369,755,535,616/4,166,520
  6. Step 6: Final answer
    x = 20,009,445.66

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.