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Finding the Fourth Proportional to 362,695.41, 500,763.74 and 324,335.43

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Solution

The fourth proportional to 362,695.41, 500,763.74 and 324,335.43 is: 447,801.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,695.41 : 500,763.74 = 324,335.43 : x
  2. Step 2: Convert to fraction form
    362,695.41/500,763.74 = 324,335.43/x
  3. Step 3: Cross multiply
    362,695.41x = 500,763.74 × 324,335.43
  4. Step 4: Simplify right side
    362,695.41x = 162,415,421,319.63
  5. Step 5: Solve for x
    x = 162,415,421,319.63/362,695.41
  6. Step 6: Final answer
    x = 447,801.15

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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.