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Finding the Fourth Proportional to 254,667,712.10, 382,001,568.15 and 254,667,712.10

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Solution

The fourth proportional to 254,667,712.10, 382,001,568.15 and 254,667,712.10 is: 382,001,568.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,667,712.10 : 382,001,568.15 = 254,667,712.10 : x
  2. Step 2: Convert to fraction form
    254,667,712.10/382,001,568.15 = 254,667,712.10/x
  3. Step 3: Cross multiply
    254,667,712.10x = 382,001,568.15 × 254,667,712.10
  4. Step 4: Simplify right side
    254,667,712.10x = 97,283,465,379,372,720
  5. Step 5: Solve for x
    x = 97,283,465,379,372,720/254,667,712.10
  6. Step 6: Final answer
    x = 382,001,568.15

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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.