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Finding the Fourth Proportional to 452,833,408.65, 679,250,112.98 and 452,833,408.65

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Solution

The fourth proportional to 452,833,408.65, 679,250,112.98 and 452,833,408.65 is: 679,250,112.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,833,408.65 : 679,250,112.98 = 452,833,408.65 : x
  2. Step 2: Convert to fraction form
    452,833,408.65/679,250,112.98 = 452,833,408.65/x
  3. Step 3: Cross multiply
    452,833,408.65x = 679,250,112.98 × 452,833,408.65
  4. Step 4: Simplify right side
    452,833,408.65x = 307,587,143,984,366,848
  5. Step 5: Solve for x
    x = 307,587,143,984,366,848/452,833,408.65
  6. Step 6: Final answer
    x = 679,250,112.98

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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.