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Finding the Fourth Proportional to 31,596,612.30, 44,294,976.90 and 31,596,612.30

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Solution

The fourth proportional to 31,596,612.30, 44,294,976.90 and 31,596,612.30 is: 44,294,976.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,596,612.30 : 44,294,976.90 = 31,596,612.30 : x
  2. Step 2: Convert to fraction form
    31,596,612.30/44,294,976.90 = 31,596,612.30/x
  3. Step 3: Cross multiply
    31,596,612.30x = 44,294,976.90 × 31,596,612.30
  4. Step 4: Simplify right side
    31,596,612.30x = 1,399,571,211,946,755.75
  5. Step 5: Solve for x
    x = 1,399,571,211,946,755.75/31,596,612.30
  6. Step 6: Final answer
    x = 44,294,976.90

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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.