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Finding the Fourth Proportional to 437,062.32, 603,109.26 and 267,263.64

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Solution

The fourth proportional to 437,062.32, 603,109.26 and 267,263.64 is: 368,801.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,062.32 : 603,109.26 = 267,263.64 : x
  2. Step 2: Convert to fraction form
    437,062.32/603,109.26 = 267,263.64/x
  3. Step 3: Cross multiply
    437,062.32x = 603,109.26 × 267,263.64
  4. Step 4: Simplify right side
    437,062.32x = 161,189,176,145.31
  5. Step 5: Solve for x
    x = 161,189,176,145.31/437,062.32
  6. Step 6: Final answer
    x = 368,801.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.