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Finding the Fourth Proportional to 329,178.60, 454,294.44 and 185,964.93

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Solution

The fourth proportional to 329,178.60, 454,294.44 and 185,964.93 is: 256,647.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,178.60 : 454,294.44 = 185,964.93 : x
  2. Step 2: Convert to fraction form
    329,178.60/454,294.44 = 185,964.93/x
  3. Step 3: Cross multiply
    329,178.60x = 454,294.44 × 185,964.93
  4. Step 4: Simplify right side
    329,178.60x = 84,482,833,733.99
  5. Step 5: Solve for x
    x = 84,482,833,733.99/329,178.60
  6. Step 6: Final answer
    x = 256,647.41

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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.