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Finding the Fourth Proportional to 629,856,722.40, 882,706,404 and 629,856,722.40

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Solution

The fourth proportional to 629,856,722.40, 882,706,404 and 629,856,722.40 is: 882,706,404

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,856,722.40 : 882,706,404 = 629,856,722.40 : x
  2. Step 2: Convert to fraction form
    629,856,722.40/882,706,404 = 629,856,722.40/x
  3. Step 3: Cross multiply
    629,856,722.40x = 882,706,404 × 629,856,722.40
  4. Step 4: Simplify right side
    629,856,722.40x = 555,978,562,464,930,240
  5. Step 5: Solve for x
    x = 555,978,562,464,930,240/629,856,722.40
  6. Step 6: Final answer
    x = 882,706,404

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.