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Finding the Fourth Proportional to 304,952.02, 420,833.82 and 170,816.02

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Solution

The fourth proportional to 304,952.02, 420,833.82 and 170,816.02 is: 235,726.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,952.02 : 420,833.82 = 170,816.02 : x
  2. Step 2: Convert to fraction form
    304,952.02/420,833.82 = 170,816.02/x
  3. Step 3: Cross multiply
    304,952.02x = 420,833.82 × 170,816.02
  4. Step 4: Simplify right side
    304,952.02x = 71,885,158,213.80
  5. Step 5: Solve for x
    x = 71,885,158,213.80/304,952.02
  6. Step 6: Final answer
    x = 235,726.13

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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.