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Finding the Fourth Proportional to 483,863,136.60, 724,786,935.30 and 483,863,136.60

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Solution

The fourth proportional to 483,863,136.60, 724,786,935.30 and 483,863,136.60 is: 724,786,935.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,863,136.60 : 724,786,935.30 = 483,863,136.60 : x
  2. Step 2: Convert to fraction form
    483,863,136.60/724,786,935.30 = 483,863,136.60/x
  3. Step 3: Cross multiply
    483,863,136.60x = 724,786,935.30 × 483,863,136.60
  4. Step 4: Simplify right side
    483,863,136.60x = 350,697,679,880,959,232
  5. Step 5: Solve for x
    x = 350,697,679,880,959,232/483,863,136.60
  6. Step 6: Final answer
    x = 724,786,935.30

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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.