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Finding the Fourth Proportional to 323,314,937.40, 484,972,406.10 and 323,314,937.40

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Solution

The fourth proportional to 323,314,937.40, 484,972,406.10 and 323,314,937.40 is: 484,972,406.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,314,937.40 : 484,972,406.10 = 323,314,937.40 : x
  2. Step 2: Convert to fraction form
    323,314,937.40/484,972,406.10 = 323,314,937.40/x
  3. Step 3: Cross multiply
    323,314,937.40x = 484,972,406.10 × 323,314,937.40
  4. Step 4: Simplify right side
    323,314,937.40x = 156,798,823,118,948,864
  5. Step 5: Solve for x
    x = 156,798,823,118,948,864/323,314,937.40
  6. Step 6: Final answer
    x = 484,972,406.10

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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.