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Finding the Fourth Proportional to 329,602.63, 454,839.01 and 186,365.67

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Solution

The fourth proportional to 329,602.63, 454,839.01 and 186,365.67 is: 257,177.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,602.63 : 454,839.01 = 186,365.67 : x
  2. Step 2: Convert to fraction form
    329,602.63/454,839.01 = 186,365.67/x
  3. Step 3: Cross multiply
    329,602.63x = 454,839.01 × 186,365.67
  4. Step 4: Simplify right side
    329,602.63x = 84,766,376,840.79
  5. Step 5: Solve for x
    x = 84,766,376,840.79/329,602.63
  6. Step 6: Final answer
    x = 257,177.49

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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.