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Finding the Fourth Proportional to 304,465.38, 456,699.96 and 79,823.79

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Solution

The fourth proportional to 304,465.38, 456,699.96 and 79,823.79 is: 119,736.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,465.38 : 456,699.96 = 79,823.79 : x
  2. Step 2: Convert to fraction form
    304,465.38/456,699.96 = 79,823.79/x
  3. Step 3: Cross multiply
    304,465.38x = 456,699.96 × 79,823.79
  4. Step 4: Simplify right side
    304,465.38x = 36,455,519,416.55
  5. Step 5: Solve for x
    x = 36,455,519,416.55/304,465.38
  6. Step 6: Final answer
    x = 119,736.17

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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.