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Finding the Fourth Proportional to 30,754,954.20, 46,132,431.30 and 30,754,954.20

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Solution

The fourth proportional to 30,754,954.20, 46,132,431.30 and 30,754,954.20 is: 46,132,431.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,754,954.20 : 46,132,431.30 = 30,754,954.20 : x
  2. Step 2: Convert to fraction form
    30,754,954.20/46,132,431.30 = 30,754,954.20/x
  3. Step 3: Cross multiply
    30,754,954.20x = 46,132,431.30 × 30,754,954.20
  4. Step 4: Simplify right side
    30,754,954.20x = 1,418,800,811,766,146.25
  5. Step 5: Solve for x
    x = 1,418,800,811,766,146.25/30,754,954.20
  6. Step 6: Final answer
    x = 46,132,431.30

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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.