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Finding the Fourth Proportional to 344,986,677.80, 517,480,016.70 and 340,451,714.60

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Solution

The fourth proportional to 344,986,677.80, 517,480,016.70 and 340,451,714.60 is: 510,677,571.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,986,677.80 : 517,480,016.70 = 340,451,714.60 : x
  2. Step 2: Convert to fraction form
    344,986,677.80/517,480,016.70 = 340,451,714.60/x
  3. Step 3: Cross multiply
    344,986,677.80x = 517,480,016.70 × 340,451,714.60
  4. Step 4: Simplify right side
    344,986,677.80x = 176,176,958,956,751,648
  5. Step 5: Solve for x
    x = 176,176,958,956,751,648/344,986,677.80
  6. Step 6: Final answer
    x = 510,677,571.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.