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Finding the Fourth Proportional to 307,239,747.60, 460,859,621.40 and 307,239,747.60

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Solution

The fourth proportional to 307,239,747.60, 460,859,621.40 and 307,239,747.60 is: 460,859,621.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,239,747.60 : 460,859,621.40 = 307,239,747.60 : x
  2. Step 2: Convert to fraction form
    307,239,747.60/460,859,621.40 = 307,239,747.60/x
  3. Step 3: Cross multiply
    307,239,747.60x = 460,859,621.40 × 307,239,747.60
  4. Step 4: Simplify right side
    307,239,747.60x = 141,594,393,757,967,568
  5. Step 5: Solve for x
    x = 141,594,393,757,967,568/307,239,747.60
  6. Step 6: Final answer
    x = 460,859,621.40

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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.