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Finding the Fourth Proportional to 403,684,125,340.40, 605,526,188,010.60 and 403,684,125,340.40

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Solution

The fourth proportional to 403,684,125,340.40, 605,526,188,010.60 and 403,684,125,340.40 is: 605,526,188,010.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,684,125,340.40 : 605,526,188,010.60 = 403,684,125,340.40 : x
  2. Step 2: Convert to fraction form
    403,684,125,340.40/605,526,188,010.60 = 403,684,125,340.40/x
  3. Step 3: Cross multiply
    403,684,125,340.40x = 605,526,188,010.60 × 403,684,125,340.40
  4. Step 4: Simplify right side
    403,684,125,340.40x = 244,441,309,577,765,655,150,592
  5. Step 5: Solve for x
    x = 244,441,309,577,765,655,150,592/403,684,125,340.40
  6. Step 6: Final answer
    x = 605,526,188,010.60

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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.