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Finding the Fourth Proportional to 326,924.94, 451,156.80 and 183,684.90

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Solution

The fourth proportional to 326,924.94, 451,156.80 and 183,684.90 is: 253,485.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,924.94 : 451,156.80 = 183,684.90 : x
  2. Step 2: Convert to fraction form
    326,924.94/451,156.80 = 183,684.90/x
  3. Step 3: Cross multiply
    326,924.94x = 451,156.80 × 183,684.90
  4. Step 4: Simplify right side
    326,924.94x = 82,870,691,692.32
  5. Step 5: Solve for x
    x = 82,870,691,692.32/326,924.94
  6. Step 6: Final answer
    x = 253,485.38

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1.5x scale

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.