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Finding the Fourth Proportional to 214,860,704.40, 322,291,056.60 and 214,860,704.40

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Solution

The fourth proportional to 214,860,704.40, 322,291,056.60 and 214,860,704.40 is: 322,291,056.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,860,704.40 : 322,291,056.60 = 214,860,704.40 : x
  2. Step 2: Convert to fraction form
    214,860,704.40/322,291,056.60 = 214,860,704.40/x
  3. Step 3: Cross multiply
    214,860,704.40x = 322,291,056.60 × 214,860,704.40
  4. Step 4: Simplify right side
    214,860,704.40x = 69,247,683,442,896,280
  5. Step 5: Solve for x
    x = 69,247,683,442,896,280/214,860,704.40
  6. Step 6: Final answer
    x = 322,291,056.60

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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.