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Finding the Fourth Proportional to 348,512,334.20, 522,768,501.30 and 348,512,334.20

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Solution

The fourth proportional to 348,512,334.20, 522,768,501.30 and 348,512,334.20 is: 522,768,501.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,512,334.20 : 522,768,501.30 = 348,512,334.20 : x
  2. Step 2: Convert to fraction form
    348,512,334.20/522,768,501.30 = 348,512,334.20/x
  3. Step 3: Cross multiply
    348,512,334.20x = 522,768,501.30 × 348,512,334.20
  4. Step 4: Simplify right side
    348,512,334.20x = 182,191,270,634,298,720
  5. Step 5: Solve for x
    x = 182,191,270,634,298,720/348,512,334.20
  6. Step 6: Final answer
    x = 522,768,501.30

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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.