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Finding the Third Proportional to 55,459,078.50 and 119,686,811.25

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Solution

The third proportional to 55,459,078.50 and 119,686,811.25 is: 258,297,345.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,459,078.50 : 119,686,811.25 = 119,686,811.25 : x
  2. Step 2: Convert to fraction form
    55,459,078.50/119,686,811.25 = 119,686,811.25/x
  3. Step 3: Cross multiply
    55,459,078.50x = 119,686,811.25 × 119,686,811.25
  4. Step 4: Simplify right side
    55,459,078.50x = 14,324,932,787,193,126
  5. Step 5: Solve for x
    x = 14,324,932,787,193,126/55,459,078.50
  6. Step 6: Final answer
    x = 258,297,345.98

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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.