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Finding the Fourth Proportional to 554,433.00, 831,524.08 and 254,625.37

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Solution

The fourth proportional to 554,433.00, 831,524.08 and 254,625.37 is: 381,880.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,433.00 : 831,524.08 = 254,625.37 : x
  2. Step 2: Convert to fraction form
    554,433.00/831,524.08 = 254,625.37/x
  3. Step 3: Cross multiply
    554,433.00x = 831,524.08 × 254,625.37
  4. Step 4: Simplify right side
    554,433.00x = 211,727,128,973.28
  5. Step 5: Solve for x
    x = 211,727,128,973.28/554,433.00
  6. Step 6: Final answer
    x = 381,880.46

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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.