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Finding the Fourth Proportional to 457,995.38, 632,062.24 and 264,438.49

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Solution

The fourth proportional to 457,995.38, 632,062.24 and 264,438.49 is: 364,941.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,995.38 : 632,062.24 = 264,438.49 : x
  2. Step 2: Convert to fraction form
    457,995.38/632,062.24 = 264,438.49/x
  3. Step 3: Cross multiply
    457,995.38x = 632,062.24 × 264,438.49
  4. Step 4: Simplify right side
    457,995.38x = 167,141,583,275.48
  5. Step 5: Solve for x
    x = 167,141,583,275.48/457,995.38
  6. Step 6: Final answer
    x = 364,941.64

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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.