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Finding the Fourth Proportional to 605,433,643.05, 848,181,056.55 and 605,433,643.05

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Solution

The fourth proportional to 605,433,643.05, 848,181,056.55 and 605,433,643.05 is: 848,181,056.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,433,643.05 : 848,181,056.55 = 605,433,643.05 : x
  2. Step 2: Convert to fraction form
    605,433,643.05/848,181,056.55 = 605,433,643.05/x
  3. Step 3: Cross multiply
    605,433,643.05x = 848,181,056.55 × 605,433,643.05
  4. Step 4: Simplify right side
    605,433,643.05x = 513,517,347,033,064,512
  5. Step 5: Solve for x
    x = 513,517,347,033,064,512/605,433,643.05
  6. Step 6: Final answer
    x = 848,181,056.55

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.