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Finding the Fourth Proportional to 47,089,692.60, 65,774,404.20 and 47,089,692.60

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Solution

The fourth proportional to 47,089,692.60, 65,774,404.20 and 47,089,692.60 is: 65,774,404.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,089,692.60 : 65,774,404.20 = 47,089,692.60 : x
  2. Step 2: Convert to fraction form
    47,089,692.60/65,774,404.20 = 47,089,692.60/x
  3. Step 3: Cross multiply
    47,089,692.60x = 65,774,404.20 × 47,089,692.60
  4. Step 4: Simplify right side
    47,089,692.60x = 3,097,296,474,726,149
  5. Step 5: Solve for x
    x = 3,097,296,474,726,149/47,089,692.60
  6. Step 6: Final answer
    x = 65,774,404.20

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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.