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Finding the Fourth Proportional to 31,373,596.60, 47,060,394.90 and 31,373,596.60

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Solution

The fourth proportional to 31,373,596.60, 47,060,394.90 and 31,373,596.60 is: 47,060,394.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,373,596.60 : 47,060,394.90 = 31,373,596.60 : x
  2. Step 2: Convert to fraction form
    31,373,596.60/47,060,394.90 = 31,373,596.60/x
  3. Step 3: Cross multiply
    31,373,596.60x = 47,060,394.90 × 31,373,596.60
  4. Step 4: Simplify right side
    31,373,596.60x = 1,476,453,845,429,297.25
  5. Step 5: Solve for x
    x = 1,476,453,845,429,297.25/31,373,596.60
  6. Step 6: Final answer
    x = 47,060,394.90

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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.