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Finding the Third Proportional to 181,704,465 and 396,295,537.50

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Solution

The third proportional to 181,704,465 and 396,295,537.50 is: 864,316,421.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,704,465 : 396,295,537.50 = 396,295,537.50 : x
  2. Step 2: Convert to fraction form
    181,704,465/396,295,537.50 = 396,295,537.50/x
  3. Step 3: Cross multiply
    181,704,465x = 396,295,537.50 × 396,295,537.50
  4. Step 4: Simplify right side
    181,704,465x = 157,050,153,042,413,920
  5. Step 5: Solve for x
    x = 157,050,153,042,413,920/181,704,465
  6. Step 6: Final answer
    x = 864,316,421.96

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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.