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Finding the Third Proportional to 55,459,113 and 119,686,879.50

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Solution

The third proportional to 55,459,113 and 119,686,879.50 is: 258,297,479.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,459,113 : 119,686,879.50 = 119,686,879.50 : x
  2. Step 2: Convert to fraction form
    55,459,113/119,686,879.50 = 119,686,879.50/x
  3. Step 3: Cross multiply
    55,459,113x = 119,686,879.50 × 119,686,879.50
  4. Step 4: Simplify right side
    55,459,113x = 14,324,949,124,447,520
  5. Step 5: Solve for x
    x = 14,324,949,124,447,520/55,459,113
  6. Step 6: Final answer
    x = 258,297,479.88

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.