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Finding the Fourth Proportional to 35,286,665.80, 49,451,720.60 and 35,286,665.80

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Solution

The fourth proportional to 35,286,665.80, 49,451,720.60 and 35,286,665.80 is: 49,451,720.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,286,665.80 : 49,451,720.60 = 35,286,665.80 : x
  2. Step 2: Convert to fraction form
    35,286,665.80/49,451,720.60 = 35,286,665.80/x
  3. Step 3: Cross multiply
    35,286,665.80x = 49,451,720.60 × 35,286,665.80
  4. Step 4: Simplify right side
    35,286,665.80x = 1,744,986,338,047,175.50
  5. Step 5: Solve for x
    x = 1,744,986,338,047,175.50/35,286,665.80
  6. Step 6: Final answer
    x = 49,451,720.60

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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.