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Finding the Fourth Proportional to 304,509.08, 456,096.72 and 154,491.68

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Solution

The fourth proportional to 304,509.08, 456,096.72 and 154,491.68 is: 231,399.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,509.08 : 456,096.72 = 154,491.68 : x
  2. Step 2: Convert to fraction form
    304,509.08/456,096.72 = 154,491.68/x
  3. Step 3: Cross multiply
    304,509.08x = 456,096.72 × 154,491.68
  4. Step 4: Simplify right side
    304,509.08x = 70,463,148,515.29
  5. Step 5: Solve for x
    x = 70,463,148,515.29/304,509.08
  6. Step 6: Final answer
    x = 231,399.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.