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Finding the Fourth Proportional to 362,583.30, 543,356.55 and 267,068.10

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Solution

The fourth proportional to 362,583.30, 543,356.55 and 267,068.10 is: 400,220.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,583.30 : 543,356.55 = 267,068.10 : x
  2. Step 2: Convert to fraction form
    362,583.30/543,356.55 = 267,068.10/x
  3. Step 3: Cross multiply
    362,583.30x = 543,356.55 × 267,068.10
  4. Step 4: Simplify right side
    362,583.30x = 145,113,201,431.06
  5. Step 5: Solve for x
    x = 145,113,201,431.06/362,583.30
  6. Step 6: Final answer
    x = 400,220.31

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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.