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Finding the Fourth Proportional to 252,236,701.35, 378,355,052.03 and 252,236,701.35

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Solution

The fourth proportional to 252,236,701.35, 378,355,052.03 and 252,236,701.35 is: 378,355,052.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,236,701.35 : 378,355,052.03 = 252,236,701.35 : x
  2. Step 2: Convert to fraction form
    252,236,701.35/378,355,052.03 = 252,236,701.35/x
  3. Step 3: Cross multiply
    252,236,701.35x = 378,355,052.03 × 252,236,701.35
  4. Step 4: Simplify right side
    252,236,701.35x = 95,435,030,261,893,632
  5. Step 5: Solve for x
    x = 95,435,030,261,893,632/252,236,701.35
  6. Step 6: Final answer
    x = 378,355,052.03

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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.