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Finding the Fourth Proportional to 304,754.63, 420,564.49 and 183,872.56

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Solution

The fourth proportional to 304,754.63, 420,564.49 and 183,872.56 is: 253,746.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,754.63 : 420,564.49 = 183,872.56 : x
  2. Step 2: Convert to fraction form
    304,754.63/420,564.49 = 183,872.56/x
  3. Step 3: Cross multiply
    304,754.63x = 420,564.49 × 183,872.56
  4. Step 4: Simplify right side
    304,754.63x = 77,330,269,421.39
  5. Step 5: Solve for x
    x = 77,330,269,421.39/304,754.63
  6. Step 6: Final answer
    x = 253,746.00

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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.