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Finding the Fourth Proportional to 534,448,287.45, 801,672,431.18 and 534,448,287.45

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Solution

The fourth proportional to 534,448,287.45, 801,672,431.18 and 534,448,287.45 is: 801,672,431.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,448,287.45 : 801,672,431.18 = 534,448,287.45 : x
  2. Step 2: Convert to fraction form
    534,448,287.45/801,672,431.18 = 534,448,287.45/x
  3. Step 3: Cross multiply
    534,448,287.45x = 801,672,431.18 × 534,448,287.45
  4. Step 4: Simplify right side
    534,448,287.45x = 428,452,457,937,356,736
  5. Step 5: Solve for x
    x = 428,452,457,937,356,736/534,448,287.45
  6. Step 6: Final answer
    x = 801,672,431.18

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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.