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Finding the Third Proportional to 118,870,297.50 and 258,843,576

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Solution

The third proportional to 118,870,297.50 and 258,843,576 is: 563,639,515.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,870,297.50 : 258,843,576 = 258,843,576 : x
  2. Step 2: Convert to fraction form
    118,870,297.50/258,843,576 = 258,843,576/x
  3. Step 3: Cross multiply
    118,870,297.50x = 258,843,576 × 258,843,576
  4. Step 4: Simplify right side
    118,870,297.50x = 66,999,996,836,467,776
  5. Step 5: Solve for x
    x = 66,999,996,836,467,776/118,870,297.50
  6. Step 6: Final answer
    x = 563,639,515.05

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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.