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Finding the Fourth Proportional to 304,523.95, 420,243.84 and 168,567.27

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Solution

The fourth proportional to 304,523.95, 420,243.84 and 168,567.27 is: 232,623.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,523.95 : 420,243.84 = 168,567.27 : x
  2. Step 2: Convert to fraction form
    304,523.95/420,243.84 = 168,567.27/x
  3. Step 3: Cross multiply
    304,523.95x = 420,243.84 × 168,567.27
  4. Step 4: Simplify right side
    304,523.95x = 70,839,356,843.12
  5. Step 5: Solve for x
    x = 70,839,356,843.12/304,523.95
  6. Step 6: Final answer
    x = 232,623.27

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1.5x scale

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.