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Finding the Third Proportional to 55,388,548 and 120,530,168

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Solution

The third proportional to 55,388,548 and 120,530,168 is: 262,283,846.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,388,548 : 120,530,168 = 120,530,168 : x
  2. Step 2: Convert to fraction form
    55,388,548/120,530,168 = 120,530,168/x
  3. Step 3: Cross multiply
    55,388,548x = 120,530,168 × 120,530,168
  4. Step 4: Simplify right side
    55,388,548x = 14,527,521,398,108,224
  5. Step 5: Solve for x
    x = 14,527,521,398,108,224/55,388,548
  6. Step 6: Final answer
    x = 262,283,846.08

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.