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Finding the Fourth Proportional to 775,662,333.45, 1,163,493,500.18 and 775,662,333.45

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Solution

The fourth proportional to 775,662,333.45, 1,163,493,500.18 and 775,662,333.45 is: 1,163,493,500.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,662,333.45 : 1,163,493,500.18 = 775,662,333.45 : x
  2. Step 2: Convert to fraction form
    775,662,333.45/1,163,493,500.18 = 775,662,333.45/x
  3. Step 3: Cross multiply
    775,662,333.45x = 1,163,493,500.18 × 775,662,333.45
  4. Step 4: Simplify right side
    775,662,333.45x = 902,478,083,299,648,512
  5. Step 5: Solve for x
    x = 902,478,083,299,648,512/775,662,333.45
  6. Step 6: Final answer
    x = 1,163,493,500.18

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1.5x scale

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.