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Finding the Fourth Proportional to 252,043,494.80, 377,468,045.40 and 252,043,494.80

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Solution

The fourth proportional to 252,043,494.80, 377,468,045.40 and 252,043,494.80 is: 377,468,045.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,043,494.80 : 377,468,045.40 = 252,043,494.80 : x
  2. Step 2: Convert to fraction form
    252,043,494.80/377,468,045.40 = 252,043,494.80/x
  3. Step 3: Cross multiply
    252,043,494.80x = 377,468,045.40 × 252,043,494.80
  4. Step 4: Simplify right side
    252,043,494.80x = 95,138,365,337,941,056
  5. Step 5: Solve for x
    x = 95,138,365,337,941,056/252,043,494.80
  6. Step 6: Final answer
    x = 377,468,045.40

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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.