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Finding the Fourth Proportional to 264,390.32, 364,723.49 and 168,796.55

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Solution

The fourth proportional to 264,390.32, 364,723.49 and 168,796.55 is: 232,852.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,390.32 : 364,723.49 = 168,796.55 : x
  2. Step 2: Convert to fraction form
    264,390.32/364,723.49 = 168,796.55/x
  3. Step 3: Cross multiply
    264,390.32x = 364,723.49 × 168,796.55
  4. Step 4: Simplify right side
    264,390.32x = 61,564,065,971.98
  5. Step 5: Solve for x
    x = 61,564,065,971.98/264,390.32
  6. Step 6: Final answer
    x = 232,852.95

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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.