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Finding the Fourth Proportional to 484,976,544.60, 727,464,816.90 and 484,976,544.60

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Solution

The fourth proportional to 484,976,544.60, 727,464,816.90 and 484,976,544.60 is: 727,464,816.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,976,544.60 : 727,464,816.90 = 484,976,544.60 : x
  2. Step 2: Convert to fraction form
    484,976,544.60/727,464,816.90 = 484,976,544.60/x
  3. Step 3: Cross multiply
    484,976,544.60x = 727,464,816.90 × 484,976,544.60
  4. Step 4: Simplify right side
    484,976,544.60x = 352,803,373,218,233,664
  5. Step 5: Solve for x
    x = 352,803,373,218,233,664/484,976,544.60
  6. Step 6: Final answer
    x = 727,464,816.90

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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.