Home / 304,913.73-420,812.10-175,857.24

Finding the Fourth Proportional to 304,913.73, 420,812.10 and 175,857.24

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Solution

The fourth proportional to 304,913.73, 420,812.10 and 175,857.24 is: 242,700.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,913.73 : 420,812.10 = 175,857.24 : x
  2. Step 2: Convert to fraction form
    304,913.73/420,812.10 = 175,857.24/x
  3. Step 3: Cross multiply
    304,913.73x = 420,812.10 × 175,857.24
  4. Step 4: Simplify right side
    304,913.73x = 74,002,854,464.60
  5. Step 5: Solve for x
    x = 74,002,854,464.60/304,913.73
  6. Step 6: Final answer
    x = 242,700.96

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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.