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Finding the Fourth Proportional to 297,265,330.80, 445,897,996.20 and 297,265,330.80

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Solution

The fourth proportional to 297,265,330.80, 445,897,996.20 and 297,265,330.80 is: 445,897,996.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,265,330.80 : 445,897,996.20 = 297,265,330.80 : x
  2. Step 2: Convert to fraction form
    297,265,330.80/445,897,996.20 = 297,265,330.80/x
  3. Step 3: Cross multiply
    297,265,330.80x = 445,897,996.20 × 297,265,330.80
  4. Step 4: Simplify right side
    297,265,330.80x = 132,550,015,343,450,144
  5. Step 5: Solve for x
    x = 132,550,015,343,450,144/297,265,330.80
  6. Step 6: Final answer
    x = 445,897,996.20

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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.